Part One: Life

Kazuya Kinoshita has been through a bit in in his life. Now in college, he faces his first heartbreak after being dumped by a very pretty blonde. Becoming desperate to get nací on his feet, he uses the "Rent a Girlfriend" app to go out with a beautiful girl who he comes to know as Chizuru Mizuhara. As they grow closer to one another, he realizes that her past is also filled with a tragic loss...
Will these two broken people be able to build upon one another and look towards the future?