jewelic_nightmare
A 2013 otome game for the PSP. The male characters have dual personalities, depending on whether the heroine is awake or asleep.
Characters
* Tsukishiro Michiru
* Sumeragi Seiichirou/Adamas
* Togari Kou/Ru
* Sumihara Aoshi/Saphy
* Sensui Takuma/Emer
* Ayase Nanami/Alen