The protagonist was asked to leave prison. There seemed to be a gang leader named Liao Xinghai. Apparently, his sister gave him a pink condom.

This novel was called "Making Money with My Wife." The main character was Su Luo. She was framed as a murderer and was forced to go to prison. As the boss of the prison, she planned to carry forward her domestic business, but she was fished out by Liao Xinghai and became his personal follower. Liao Xinghai's sister gave him a pink condom. I hope you like my recommendation, mwah ~~