Sachie Wakamura just lost her mother, and her estranged grandfather has shown up to take care of her. The only problem is that Grandpa is the head of a yakuza gang! Sachie tries to continue living her normal life, but she can't run far since Rakuto, on of the most popular guys in school, is part of her grandfather's gang and her new protector. Soon Sachie finds herself falling for her bodyguard. But she's the granddaughter of Rakuto's boss, so he...

"Ren opens up to Ninako, and her feelings for him escalate to the point where she wants to risk everything to become his girlfriend. But when she realizes that doing so might jeopardize Ren's friendship with Ando, will she go through with it?"--

"Once Ninako realizes that she's fallen for Ren, she confesses her feelings to him even though she knows he has a girlfriend! Meanwhile, a new semester brings an outgoing guy called Ando into Ninako's life--is Ando just an outrageous flirt or will he turn out to be Ninako's savior?"--Provided by publisher.