Han Jisung.

Two years ago, Jisung confessed his love to Minho, a cute boy from his sculpture class who accepted Jisung as his partner.
Jisung loved Minho, but the feeling wasn't mutual. Jisung gave everything to make the relationship work, but Minho always distanced himself, and the relationship was far from successful. Jisung was capable of loving Minho so deeply that he hurt himself, crying for 312 nights and 109 days over him. Nights when Minho's absence was etched into Jisung's skin, and days when Jisung stared out the window, waiting for his boyfriend to come home.
Minho was always too cold towards Jisung, even when Jisung was going through questionable or painful enough situations to be comforted but was never comforted.
Today, Jisung arrived at sculpture class and went straight to his boyfriend. He gently hugged him and sighed, inhaling his scent that always intoxicated him in such a lovely way that he was unable to end his torment with Minho. "You didn't call me yesterday..."