Ohh so that's why...It seems the tattoo is like a tool? (?)If you have it ,then master who put that on you can order you anything crazy (I thought it just a normal tattoo)
It's actually kinda good well ig idk I'm glad there's no complicated situation like I thought the professor will still him something like that but ig it work out well..#-.-)
I kinda feel bad for the white hair guy, guys I think it's not Polly(?) sadge