Transported to the Cold Palace, the Assassin Empress Is Ready to Go Crazy

As soon as she transmigrated, she discovered she'd become the empress, confined to the cold palace, and was being framed and burned by poisonous flames. A timid little rabbit of an emperor lies trembling on the bed inside, while a prince radiating menace stands guard outside the door, watching her like a hawk. Long Nuannuan realizes that the original owner's relationships are a little complicated.