Dark-Bellied Husband and Hot Wife

She is a rich second generation with a hot personality, but she always has that extraordinary smile on her lips, but there is an unknown pain behind her smile. After meeting him, he tore his wounds bit by bit, just because he didn't want to hide anything from him; he was the youngest member of a military family and had an extraordinary position in the army. However, due to a recurring back injury caused by a bandit suppression mission, he retired from the army and left his favorite army. During a business trip in Shanghai, he met Little Black Fish, a fiery character who dared to love and hate. In a love chase game, would Little Black Fish fall into his evil circle? After falling in love, I learned about the pain and mental illness beneath her smiling face. What kind of changes would he make for the little black fish?