本攻不死你终究是受

'Ben Gong Bu Si Ni Zhongshuishi Shou', it's a concept borrowed from slash fandom literature that contains elements such as dominance ('Gong') and submissiveness ('Shou'), this nickname implies a person feels they are on top ('the attacker, Gong'), until meeting someone else stronger who turns him into bottom ('defender/Shou') in the end.