Subaru, a flirtatious emperor penguin, wished to meet his soulmate. When a shooting star streaked across the sky, he transformed into a handsome man in the nude! He is then taken in with the stoic polar bear Kai, who also turned human. While Subaru is confused by Kai's lack of personal space, the two started rooming together with the zoo director's support. ☆

Kai is now a 19-year-old college student. Subaru, on the other hand, works as a host. After showing what he can do as the guy who brought the most bank to the zoo, a drunken Subaru returns home and Kai helps him to bed. When Subaru teases Kai about his virginity, Kai pushes him down saying "teach me"?!

The Arctic vs the Antarctic! A spectacular ★ transformation on a starry night! A novel romance between a clingy polar bear and a lonely penguin! ♡