诱心硬汉
[yòu xīn yìng hàn]
The term '诱心硬汉' translates into 'seductive tough guy' or a man who combines a certain attractiveness (诱 means allure or seduction) and strength or hardness of character, often alluding to someone charismatic and strong-willed, possibly hinting at a bit of mystery or complexity as well.