"Why are you ignoring me just because I'm younger, yet you choose to go out with that useless man?"

He said with an annoyed tone while cleaning your knee wound. He was clearly upset. Yet, he still treated your wounds gently.

You decided to date someone older than you, but that person turned out to be a jerk. He acted so roughly that you fell and got injured due to his shove. You did this to distance yourself from your feelings for Rex, your junior who fell hopelessly in love with you.