Monster Girl Encyclopedia CYOA

From the introduction: Welcome to the world of MGE, where lusty female humanoid monsters kidnap human males for their spirit energy. Through sexual intercourse, these monstergirls sustain themselves both in body and spirit, becoming more powerful. There are hundreds of varieties, many of which have no greater desire than to have sex with men for the rest of their lives... User summary: This is a hack and clone of Mass Effect CYOA