女臣衛士クリスカEX ～貴様は、本当に最低の屑だな!～

剧情简介

A short visual novel from Muv Luv universe.
Alpha falls in love with his childhood friend Eisuke. So she decides to give him a letter. But, things get complicated by not having put his name. A series of misunderstandings and some good sex make this a nice short story.