I think he took Momo and his sister just so his mom and Lucy would stop babying him. He is basically using Momo as a human shield.
Do they only use swords? No bows,pikes,spears, knifes,shield,etc.
really? kicking air is considered training? roundhouse kicks really?? thats fckn not eqsy, for gods sake, teqching martial arts when they have no stamina at all? feels like another novel that will be droped