Synopsis: Gokujou Kareshi

Best Boy. / Gokujou Kareshi. / 最棒的男朋友 / 極上彼氏。 Akina meets the quiet Yara in the research lab he gets transferred into. When Yara unexpectedly lends him his lab coat, Akina ends up leaving something in the pocket! Yara's so innocent and tasty, and older than him!? Going for an older guy has never been sweeter. from Renta!