⚠️Giyuusane = TOP GIYUU||BOTTOM SENEMI||⚠️ -SMUT DETAILED AND LONG! -ANGST -GORE DETAILED -13+ Giyuu and Senemi are both senior students who were brought together by their younger Siblings having a friendship (Muichiro adopted sibling AU). They suddenly realise the feelings they have for one another when everyone is having a graduate party for the senior years. {AU EXPLAINED IN A/N}