Sekai Ichi Hatsukoi: The World's Greatest First Love

Kisa has the perfect boyfriend in Yukina but is riddled with doubts about their relationship. He is concerned his heavy work schedule prevents them from being together often and interprets Yukina's understanding of the situation as a sign of indifference. Kisa's fears are heightened when a colleague tells him she's getting married because a job can't provide the same stability as a relationship. When Kisa finally makes a date with Yukina, he's delayed because of a work commitment. When he calls to explain, Yukina suggests they put the date off and an angry Kisa hangs ...