Nyotai-ka Panic! 3 ~O-Ore wa Otoko da! Demo, Kuyashii kedo Kimochii... no ka!? by Appetite jap

High school student Iori once went to his cousin, a chemistry teacher, in his office and mistakenly drank a freshly developed drug to replace the sex instead of water. Will he be able to become a guy again or will he like more a girl?