VOCALOID - Mono Poisoner (Doujinshi)

Based on Deco*27 songs, Mono Poisoner (Dokusenyoku) and Delusion Tax (Mousou Zei).

"Why am I hurting this girl whom I love so much?"

I want you all for myself, and yet you’re dating that guy instead of me…why? Hey, why would you do this to me?