The Mishap of the Mermaid Bottom

This is a story where the bottom looking for trouble and deserve it, so it kills his husband and himself, and later mistakenly enters a virtual system. He needs to make the virtual world's husband fall in love with him as a condition for the system to eventually revive his real-world husband.

You have to take responsibility, the child is yours! ——Caring and considerate alpha doctor × Soft and resilient omega piano teacher

Shut up, I'm still a virgin.