Jimin is a curious merman who finds a chess board at the bottom of the sea and after weeks of trying to figure out its purpose decides to go and find a human who can explain it to him.

Winter is slowly taking its leave and once more jungkook's financial situation stabilizes. Things seem to go well, Jimin and him are great together and Jungkook feels like maybe he can secure a business partner soon. Yeah, life is cool. But what happens when the pair runs into Hoseok, Jimin's old flame who cheated on him in a terrible way?

The arrival of a certain Park Jimin in Jungkook's life has been a blessing ever since. Yet winter is still a difficult time and Jungkook is faced with hardships like every year around this time. But with Jimin at his side, Jungkook can overcome everything, even an exceptionally harsh winter.

Jeongguk owns a flower shop that is rarely visited by anyone because of his reputation. But one day, Jimin enters the shop and somehow he differs from his usual few visitors. As he keeps coming back Jeongguk finds he enjoys the other´s presence. And while he helps Jimin getting together with one of his neighbors, explaining the meaning of flowers he choses for each occassion, the florist finds himself falling for the sweet blond. It doesn´t help his case Jimin is