Adam follows the same routine everyday, it feels. Days seem to drag on like nails on a chalkboard, not feeling anything, not talking to anyone unless he has to. One day, however, he meets a bright, extroverted kid, who's always trying to get him to laugh with his goofy smile and silly dad jokes that he keeps in his wallet. Kai seems to be the only thing to make him smile as big as he does, what will this turn into?