When her brother Issa arrives on Yoshida's doorstep, Sayu is given only one week to say goodbye to her new life. Now, as their time together runs out, she decides to tell Yoshida everything about her old life, why she ran away, and what her time with Yoshida has meant to her. But is this really the end?
"Yoshida was just rejected by his crush of 5 years. On the way home from drowning his sorrows, he runs into a girl crouching in the middle of the road, and she offers him a deal--let her crash at his place and he can do whatever he wants with her. When he refuses, she asks to stay for free. This is the story of Yoshida, a 26-year-old office worker, and Sayu, a runaway high school girl, and their unconventional life together"--