Responsibility chain mode: pay attention to encapsulating object responsibilities, support changes in responsibilities, and realize transaction processing by dynamically constructing responsibility chains.
生长在奇葩家庭的所谓“坏孩子”王恕拥有着强大的正义感，可他在学校还是被称为坏孩子。王恕偏偏喜欢上当之无愧的“好孩子”马秀，懵懵懂懂又哭笑不得的青春爱情发生着。
