Most likely gonna have multiple endings, the main one is most likely Harem while the others based around charecters who already have alot of relationship, stuff like Mika, Petua, Kira, Kotone, Bella, and Beris etc, etc.
Yeah I agree, and I sure don't want to wait even longer for an update but the idea still seems pretty interesting to me. P.S: Thanks for posting it on the discord :]