Please help me find this manhua

It was where this girl had a twin brother, but then he died(or he went missing) and then the girl had to cut her hair and play the role of her brother, so she was like a CEO but then the ml was also a CEO and he slowly started falling in love with her(like he was ok with her being a boy, he loved her neverthless)please please, i forgot the title but i remember reading it on an app(i forgot)