CEO Ex-Husband Begs to Remarry

She married him, who she loved from childhood but the one who hated her the most. 
She believed that he would finally love her back. But before her dream comes true... a car accident brought her father away and led her mother to a deadly situation in ICU. Her cheeky and greedy uncle even took the chance and robbed every property from her. 
To get the surgery fee for her mother, she could only agree to divorce him. But he pleaded her present to his grandma's birthday party trying to make up their relationship. 
However, she found some clues that showed the car accident made her family ruined seemed to have some relation with her husband...