Kazuya is so pathetic that watching him bumble toward actual feelings becomes genuinely funny instead of just sad. The rental girlfriend premise isn't a gimmick, it's the perfect setup for a guy to realize that pretend dating stops being pretend the moment someone shows up and is real. Chizuru's character design catches your eye, but her actual indifference to his existence is what keeps you watching, because he has to earn something that can't be bought.
Kazuya is a twenty-year-old college student nursing a bruised ego. His first real relationship lasted exactly one month before his girlfriend ditched him, leaving him bitter and determined to never feel that sting again. His solution: rent a girlfriend through an app. It's supposed to be simple, transactional, fake. The girl who shows up is Chizuru, beautiful and perfect at playing the part. One rental turns into two, then more. The problem is that the line between performance and reality keeps blurring. Kazuya finds himself actually caring, genuinely wanting to impress someone he's technically just paying to spend time with him. Meanwhile, his family discovers Chizuru and assumes she's his real girlfriend, complicating everything further. This is a comedy that gets surprisingly earnest, mixing laugh-out-loud awkward moments with the messy feelings that emerge when two people pretend hard enough. It's about loneliness masquerading as cynicism and the unexpected ways connection sneaks up on you.