When I Was Transported into a Viral Torturous Romance

“My husband is a divine physician, and his childhood sweetheart junior sister knows how to make poison.” “One poisons me, and the other cures me...” The head System stared at me in disbelief. [Are you sure you want to transmigrate into this angst-filled novel about a husband trying to win back his wife?] [Why do I get the feeling you're plotting something?] I secretly tweaked my character settings. “It's fine, I'll take this one. I just need to bring a System with me.” [All right... What kind of System are you bringing? Mind-reading? Everyone's darling? God of medicine?] I smiled and left four words behind at the very last moment before I vanished. “Pain transfer!” The head System: [For crying out loud...]