The Jade Butterfly / Bound by Poison

Poison tester Cheng Ning’an is subjected to endless torment by the Poison King, enduring a decade-long life of inhuman suffering while refining poisons. Eventually, she is found by her stepmother and forced into a substitute marriage when she accidentally becomes the sole antidote for Huo Siwei, the Nation-Defending General. Thus begins Cheng Ning’an’s daily life of being doted on by everyone in the Huo household. United as husband and wife, she rises to become the undisputed matriarch whom no one dares to bully again.