Tagged cohabitation

Due to anime romcom shenanigans, a mortal young man ends up with the Demon King, tyrannical ruler of hell and the most powerful demon in existence, falling hopelessly in love with him.

When CEO Seto Kaiba propositions Joan, she expects a one-night stand, but he and his brother keep coming back for more. Now the Kaiba brothers want an heir from her and will pay any price to get it. How do Joan’s husband and boyfriend feel about her new profession? More importantly, how do they handle public scrutiny? Cover credit: AliceKuroCross on DeviantArt