Gay Femboy Disease: a rare health condition that can manifest in cute gay guys. The most significant symptoms are sudden bursts of insatiable libido.

Yuuji's best friend just started showing symptoms of this disease and doing a quick search showed the only possible treatment: anal semen injection. Will Yuuji help his bro?
*All characters depicted in this work of fiction are adults, regardless of their visual representation or textual description, and are not based on any real person*