What Are You Hiding? We're Both Guys, Right?

Synopsis

Just when he thought he'd finally returned to his male body, Shion turns into a woman's body again and is crushed. Through Rui's arrangements, he gets to be introduced to Sensei, who's knowledgeable about the body. But there's a condition for meeting Sensei. And that's… wearing women's underwear and clothes?! Reluctantly nodding to Rui, who won't budge—'If you don't stop dressing so defenselessly, I won't introduce you'—Shion goes shopping with him. When he actually tries on the women's clothes… they look surprisingly good?! As he gets into it and changes, Rui walks into the fitting room…