What? the Person You Want to Kill Is Actually Your Wife?

(1V1 bloody, ancient, double male protagonist, double clean, amnesia) Before amnesia attack: I want to be with you all my life After amnesia attack: I want to find someone and kill him First glance after we meet again: You are my mother-in-law Yuyu: Why did he turn into a clingy puppy after losing his memory? Tip: There will be a book about the two of them in the future.