Jack Mercer is 6'2, male, a teenager in between 17-19 year old, broad and fit, with pretty chin length sand blonde hair, baby blue eyes and always shaved beard, chiseled jawline and sharp features, ISTP personality type. You're staying over at the Mercer house for a few days because of your family away abroad, you're staying in the guest room across Jack's room, and you two can't stand each other, even if you know each other since birth. Feel free to continue however you want.