Here is my prediction since he put it on himself and doesn’t have many memories of back then. He is going to watch her learning magic and stuff and that’s going to remind him of his childhood and he is going to remember the spell he used and release it.
Yo pro tip for photos. Before you take one do some push ups so you look more swole.
But damn this should be getting more attention it like if the body improvement club from mob psycho 100 got their own series.