Miss Su: Wild and Obedient

After witnessing her mother's accident, Su Qingning becomes mentally disabled and suffers from her father's neglect and the abuse of her mistress and her daughter. Deceived and defiled by a bad man, she has a relationship with Song Qiyuan to cure his toxic condition and escapes, leaving behind a necklace. Song Qiyuan uses the necklace to find her, while the mistress's attempt to have her illegitimate daughter impersonate her is exposed. Pregnant and beaten, Su Qingning is saved by Song Qiyuan. At her engagement party, she is pushed, regaining her memories, and uses a project proposal to find her mother. When her father livestreams to smear her, her mother appears in time with evidence of his infidelity. In the end, Su Qingning marries Song Qiyuan and gives birth to a daughter.