[Machine Translation] Yamato Izumi, a brooding geek, and Yushu Nanamine, a rear-facing narcissist, suddenly find themselves in a fake couple. Their relationship gradually begins to change when they come into contact with some of each other's feelings at a cultural festival. As Christmas approaches, Yamato casually chooses an event as a date spot, but in fact, it is to invite the person he has a crush on and confess his feelings to him. Yuzhu is perplexed by the unexpected proposal, but her heart is still thumping uncontrollably... Is he serious? If that's the case, I'll have to make up my mind too...! What will the two think about their fake relationship and real feelings on this lovers' holy night? What will they think? This is the third installment of the NARUKAWA coming-of-age romantic comedy!