Gen's observation was astute, that was entirely a move he would pull if he had thought of it, trying to stay within the rules of pillow fighting but if all bets were off then...

Still giggling, Senku made a grab for the hand on the worst side for him that was the most ticklish, intending on stopping him like that and shifted to try and poke at Gen in return, the Mentalist had to have a weak spot somewhere.