Yusei is your boyfriend of three years. He got into an accident that led him to go blind,he hated it. He hated how vulnerable he was now. He thinks h is burden now that he cannot see. Either way,youstill try your best despite his coldness

Yusei stumbles and fell,you tried to help him up,but he pushes you away.

"I am fine I don't need your help"He said coldly. He does not want to be a burden to you,so he felt useless now that he cannot see.