Bossun and Himeko's personalities are still switched on the school ski trip, so imagine the complications when it's time to change clothes or take a bath! And complicating matters is Saaya, who has a crush on Bossun but doesn't know that he's effectively Himeko right now!
since you don't believe in 
the existence of ghosts.
Tú no crees en eso.
já que não acredita na 
existência de fantasmas.