Akai Me o Shita Shounen wa

When his friend’s younger brother, Ryou, cried and confessed to Yoshiyuki, Yoshiyuki didn’t reject Ryou and went out with him. Yoshiyuki always drew a line between them because Ryou was still a high-schooler. As Ryou’s love became more passionate and stronger, Yoshiyuki couldn’t help and kissed him. Would their love advance to the next level soon?

There's also 2 extra's about Yoshiyuki's two co-works. When Toyota's estranged teenage son is supposed to come for a visit for the first time in over 10 years Toyota begs Yoshihara to come along as a buffer and to help with his nervousness.