Rejected way too many times by good-looking (and unattainable) guys, shy Riiko Izawa goes online and signs up for a free trial of a mysterious Nightly Lover figure. The very next day, a cute naked guy is delivered to her door, and he wants to be her boyfriend!Has Riiko died and gone to heaven? The cute guy turns out to be sweet, smart, a great cook, and lots more. And he looks like a million bucks, which is what he's going to cost Riiko if she doesn't return him in time...

A miniature version of Night has returned to Riiko while his full-size body gets repaired--but now Soshi has decided to move in with them! Can a mini Night prove to Riiko that his love is just as real as Soshi's?