I'm the Only One Who Knows Your Body

Will you make love to me? Just once? Ryohei is a guy who cannot commit. He is tired of being asked by the people he sleeps with, "Do you actually like me!?" On the day of their high school graduation, the smartest guy in their grade, Yuma, asks Ryohei for a favor. "Two guys? He can't be serious." Ryohei can't believe what Yuma's asking him to do,...