Later, Sir [TsukiYama Omegaverse]

[EDITING] Yamaguchi is an omega who has been working in his senpai's coffee shop for months. He didn't understand why a certain alpha fall for him just by telling him "Later, Sir." and entertaining other costumers first. "Maybe it's his kink?" "Shut up, Hinata!" ••• ⚠︎ Typographical Error Ahead ⚠ Grammatical Error Ahe...