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.

This is not the strange tale from a Chinese studio I'm familiar with.

The Story Of My Life

Sweet Cub, Claimed by the Alpha They Trusted the Most