Romance! A crazy, overprotective brother! And...spies?! Taiyo Asano has been on his own ever since his parents died and the only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret-she is the head of a family of spies! And on top of that, her brother Kyoichiro is dangerously protective of her! To stop Kyoichiro from killing him, Taiyo and Mutsumi must take the ultimate leap-marriage! Because in the Yozakura family, family cannot kill family. Mutsumi and Taiyo are invited to a Hinagiku hot pot event to celebrate the success of their latest mission. Surrounded by a lineup of scoundrels, will the two actually be able to finish the meal safe and sound? Plus, there's still the mystery of the box that Kuroyuri gave to Taiyo looming overhead-and what's with this new girl latching on to Taiyo? Could it really be that he's cheating on his beloved Mutsumi?!

Romance! A crazy, overprotective brother! And...spies?! Taiyo Asano has been on his own ever since his parents died and the only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret–she is the head of a family of spies! And on top of that, her brother Kyoichiro is dangerously protective of her! To stop Kyoichiro from killing him, Taiyo and Mutsumi must take the ultimate leap–marriage! Because in the Yozakura family, family cannot kill family. Preparation for Mission: Yozakura Frontlines to capture Kawashita is underway, and the family gets help from its allies—and even some old enemies.While the rest of the family is at work, Taiyo receives special training from Grandpa Ban to unlock the Yozakura family’s secret power—Blooming. Every family member, including those married into the family, have their own Blooming, and Taiyo must unlock his before the mission begins. Time is of the essence, and as the decisive battle waits on the horizon, Kyoichiro tasks Taiyo with a heartfelt secondary mission he has to keep secret, even from the other siblings…

Romance! A crazy, overprotective brother! And...spies?! Taiyo Asano has been on his own ever since his parents died and the only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret-she is the head of a family of spies! And on top of that, her brother Kyoichiro is dangerously protective of her! To stop Kyoichiro from killing him, Taiyo and Mutsumi must take the ultimate leap-marriage! Because in the Yozakura family, family cannot kill family. To find out more information about his deceased parents, Taiyo visits the Library of the Dead. This library is infamous for its strange director, who murders anyone who makes so much as a peep in her domain! While there, he finds out that an organization known as Tanpopo was involved in his family's deaths. But the documents self-destruct while Taiyo is still insid the library-and the sound makes way more than just a peep! Later, Taiyo and Mutsumi attempt to infiltrate a hospital known to have connections with Tanpopo, but a doctor there named Kawashita is already one step ahead of them...

Romance! A crazy, overprotective brother! And...spies?! Taiyo Asano has been on his own ever since his parents died. The only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret—she is the head of a family of spies! Searching for Mutsumi’s father, Momo Yozakura, Taiyo infiltrates an excursion steamer connected to Tanpopo. For all his work, he finds no clues. The disappointing failure of a mission changes into an enchanting encounter when he meets a beautiful young woman on the train. But she is no ordinary girl…she is White Snake and a member of the Hazakura battalion!

Romance! A crazy, overprotective brother! And...spies?! Taiyo Asano has been on his own ever since his parents died and the only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret–she is the head of a family of spies! And on top of that, her brother Kyoichiro is dangerously protective of her! To stop Kyoichiro from killing him, Taiyo and Mutsumi must take the ultimate leap–marriage! Because in the Yozakura family, family cannot kill family. The race to track down Tanpopo member Kawashita is on! Taiyo goes undercover at a high-class hotel that sources say has ties to the evil organisation. He makes his way to the top floor only to find a new enemy awaiting him! How can Taiyo hope to beat a monstrous foe pumped full of the new secret drug known as Cherry Blossom Leaf Hazakura, which was manufactured to replicate the Yozakura family’s blood?!

Romance! A crazy, overprotective brother! And...spies?! Taiyo Asano has been on his own ever since his parents died and the only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret-she is the head of a family of spies! And on top of that, her brother Kyoichiro is dangerously protective of her! To stop Kyoichiro from killing him, Taiyo and Mutsumi must take the ultimate leap-marriage! Because in the Yozakura family, family cannot kill family. Hatoda, the president of the beloved yet shady toy company PoPoPPo, has transferred into Taiyo and Mutsumi's school! He challenges Taiyo to an athletics contest for a chance to shake Mutsumi's hand. Will Taiyo be able to keep this creep away from the love of his life?! Later, while out on a mission, Taiyo is intercepted by mysterious government spies from an organization called the Hinagiku-and they don't seem to want to be friends with him.

Romance! A crazy, overprotective brother! And...spies?! Taiyo Asano has been on his own ever since his parents died and the only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret-she is the head of a family of spies! And on top of that, her brother Kyoichiro is dangerously protective of her! To stop Kyoichiro from killing him, Taiyo and Mutsumi must take the ultimate leap-marriage! Because in the Yozakura family, family cannot kill family. Mutsumi's been kidnapped by Hanawa, a spy who is a master florist! The entire family is dispatched to save her. Having failed to put up a fight against Hanawa the first time they met, will Taiyo be able to defeat him this time? Later, Taiyo is arrested by a mysterious detective who seems to know a lot more about the Yozakura family than he should...

Romance! A crazy, overprotective brother! And...spies? Taiyo Asano has been on his own ever since his parents died. The only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret-she is the head of a family of spies! Taiyo Asano is a super-shy high school student and the only person he can talk to is his childhood friend Mutsumi Yozakura. However, Mutsumi comes from a line of master spies with amazing powers. Her oldest brother, Kyoichiro, is obsessed with Mutsumi and out to kill anyone who gets remotely near her-and his next target is Taiyo! The only way for Taiyo to save himself from Kyoichiro's murderous clutches is to marry Mutsumi!

Romance! A crazy, overprotective brother! And...spies?! Taiyo Asano has been on his own ever since his parents died and the only one who seems to care for him is his childhood friend and classmate, Mutsumi Yozakura. But Mutsumi has a secret–she is the head of a family of spies! And on top of that, her brother Kyoichiro is dangerously protective of her! To stop Kyoichiro from killing him, Taiyo and Mutsumi must take the ultimate leap–marriage! Because in the Yozakura family, family cannot kill family. The attack on the Tanpopo base begins! The Yozakura family quickly discovers the enemy’s top fighters—the Nijibana Rainbow Flowers—all have powers given to them by the Cherry Blossom Leaf Hazakura serum, and they are almost exactly like the Yozakura family’s Bloomings! Shinzo clashes with Kurosawa, while Shion and Kengo tackle Chacha and Aonuma. Meanwhile, Kawashita spares no effort in setting up his mysterious Seed Sowing Project.

Taiyo reaches the depths of Tanpopo’s base, coming face-to-face with Kawashita! When the two clash, Taiyo’s Blooming goes berserk, and he catches a glimpse of Kawashita’s memories. Who is it he sees in the recesses of Kawashita’s shocking past? And will Mission: Yozakura Front Lines succeed?