After the Breakup, the Proficiency System Came

Cheng Feng has obtained the proficiency system. From now on, every practice you perform will be reflected on him. Sing a song at will, gain [Music] proficiency, perfect your singing skills, and directly suppress the music scene. Go for a run when you are interested, gain proficiency in [sports], and your physical fitness and energy will continue to improve. It is called the "innate joyful body". Even making an egg fried rice, you can gain [Culinary Skills] proficiency, easily make delicious meals, and knock on the heart of the cold goddess. As for the ex-girlfriend? Let her be...