As Sakuya (Miyayo Riya) realizes that his feelings for Nayuki (Ono Kari) are love, the two finally become lovers.Nayuki confessed to Kazuma (Soda Ryosuke) her true feelings about Sakuya. On the other hand, in order to revive “FORTUNA”'s once-popular dish Gratan for Christmas, she gave away the food left by her father Shohei (Furukawa Koji).The notes were entrusted to Taichi (Ehibi Roo).

Under such circumstances, Sakuya was excited about his special relationship with Nayuki and wanted to invite Nayuki to the beach like a lover.Although Nayuki was a little skeptical about Sakuya's statement that she had never been to the beach, she was more excited about the anticipation of their first date.Riku (Ryo Iwase) noticed the relationship between the two. As a younger brother, he was happier than anyone else about the smile of his seemingly happy sister, but at the same time, he also had complicated feelings about the fact that the other person was the “God of Death”.psychology--.

A few days later, the two went to the beach and spent a happy time like lovers as Sakuya wished.When returning, Sakuya told Nayuki that he wanted to be her best lover, and Nayuki asked him never to lie to her.However, this agreement later greatly affected the fate of the two...

Although her relationship with Sakuya seemed to be going smoothly, Nayuki suddenly realized that she knew nothing about the nature of her lover.However, despite the agreement with Riku, Sakuya was unable to reveal his true identity and could not answer any of Nayuki's questions. There was an awkward atmosphere between the two.Sakuya, who didn't want to lie to Nayuki, approached Riku for discussion soon...