My father is the coach of the volleyball club, so our family is a boarding house for athletic girls from outside the prefecture, so I didn't really pay attention to it until now, but I started to notice how erotic the environment was, being under the same roof with girls my age. ! He gets fully erect as he spends every day having sex with these girls who wander around unsuspectingly and defenselessly! When I thought that the girls would find out about it and my father would tick me off, the girls of that age were also curious about naughty things and wanted to relieve the stress that had accumulated in strict Sparta with their dicks!