电影《屋顶上的猫》主要描述了留守儿童小龙（巫晨曦饰）从小与爷爷（张毅饰）生活在一起，他与好朋友乐乐（石亦凡饰）、小美（潘婧之饰）约定小学毕业后，一起上市重点。然而乐乐与小美违背约定的同时，小龙的父亲通知小龙即将去上海上学。小龙不愿离开爷爷和好朋友，便偷偷带着从小养大的猫离家出走。本以为自己在废区可以靠着捡垃圾独立生活，…

Upontheirgraduation,XiaoLong,LeLeandMeiMeimadeapromisetogetintothekeymiddleschoolofthecitytogether.LeLediditwithhisperformance,andMeiMeiwasadmittedbecauseherfatherpulledstrings.However,XiaoLong’sfatheraskedXiaoLongtocomebacktoShanghaitostudy.XiaoLongdidn’twanttoleave,andhealsofeltbetrayedbyLeLeandMeiMei.Heranawayfromho…