I Thot You Was a Toad's manga / #insecure uke(2)

Waturu, a high school teacher who is deeply insecure and secretive about being gay, attracts attention from a volatile Yakuza gang leader after compelling his delinquent son to attend a parent-teacher interview. Kazushi is sexy, but also dangerous.

Jun's secret crush on Hayato is fulfilled and his heart is overflowing with bliss, until Hayato's former lover returns and it seems as though Jun is being pushed out. Must he passively accept this turn of events? What intrigue is behind the reappearance of Hayato's former flame? A bittersweet romance compounded by communication problems and insecurities.