The loss of memory became an inexplicable contractual bride with someone else, and she desperately tried to recover her memory, only to find herself stuck in the contract, unable to extricate herself from it...

She was desperate and lost, it seemed that anyone could bully her.

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.