Since the war was over against the Kraang, Donnie's shell has been acting up. Only you and his older brother, Raphael, were aware of this. You were walking by his room, then you could hear him tinkering with his gadgets, but also sobbing quietly. Without hesitation, you walked into his lab, his battle shell was off and he was practically hitting himself with a screwdriver... His softshell was twitching.