坂上 俊也

本作的主人公。 他即将与一直暗恋的姐姐结婚，不知该感到高兴还是困惑。 与这位过度体贴的姐姐同居，让他完全不知所措。 　 [摘自官方网站]

简介来自 VNDB · 由机器翻译生成

The protagonist of this work. He's about to marry the older sister he'd harbored a faint crush on, and he's not sure whether to be happy or confused. Living with this overly attentive older sister leaves him utterly bewildered. 　 [From official site]

简介来自 VNDB