台湾电影《乐园》讲述了华哥，一名吸食海洛因三十年的猪肉贩，因为信佛放下屠刀，成功戒毒，到山上成立农场，收留少年吸毒犯来勒戒。但小额的蔬果贩售根本养不起十几名少年的温饱，农场转而和法院合作，以此争取补助。法院介绍来一名有前科的吸毒少年“鼠仔”，鼠仔行事乖张叛逆，惹出不少事端，华哥却一再给予机会。眼看一切才刚要好转，风波却又接连而起。农场爆发集体吸毒事件。华哥从开始的坚定，到最后信念也开始动摇，他疲于奔走各方，试图解决问题，事情却越演越烈，种种的一切都像在挑战他的信念。华哥看着那包鼠仔从农场挖出的海洛因，最终承受不住压力崩溃......Wallace is a heroin taker for 30 years, but under the influence of his religious belief, he successfully gets over drug and sets up a farm in the mountain. There he determines to help some other young drug addicts to detox. However, as time goes by, he is constantly met with a series of unbearable tragedies that he finds going against his belief.
