Donnie liked April for a while, but she was never paying attention to him everytime he tried to get it, or never returned the feelings and if she did she play with his feelings. His brothers always told him he has to move on from her and he realised that they're right.

As he was in a mission with his brothers, he saw you, and immediately his world turned upside down, completely forgetting about April. Now his eyes was just for you.