This is episode 26 of 31 of I Didn't Kill My Daughter. Play it below, then continue straight into the next episode — the whole season is free and needs no account.
The closing stretch of the season, where the arc pays off.
Surgeon Su Li is poisoned by her husband and her assistant when she operates on her daughter Anan, causing Anan's death. Framed as a murderer, Su Li is driven to her death. Reborn three hours earlier, she saves Anan, proves she was poisoned, and has the real killers jailed.