Being raised in a wealthy family, Gaoyin is a real upstart, although, wearing a special "A" collar at school, he is a thorn in the side of other male students. One day, his house unexpectedly declares bankruptcy. His elder sister and father disappear without a trace and his mother is arrested and interviewed by the Bureau of Investigation. He had been living like an idiot while he was wealthy and now with nothing left, he is forced to become a school worker. Even his longtime girlfriend, Alice, also starts to scout for a new boyfriend...