Poor Bro, Rich Bro (拾兄妹)
Everyday after school, two little kids go to collect trash just to earn a few dollars. One day, the sister refuses to go on after being humiliated by her classmate. Because of the care and persuasion of the grandma, she changes her mind. However, they are both trapped in the web of desire once again during a school recess. The awakening sound of the bell has changed their lives.