发案仲夏。深夜,树木葱茏的北京展览馆门前早已消逝了白日的喧嚣.马路上行人寥寥,步履匆匆.一对青年恋人看完电影,耳鬓厮磨地缓缓往家里走着.月光盈盈,夜风习习,两颗年轻的心沉浸在甜蜜的爱情里。当他俩走到一个僻静的角落时,蓦然,树丛中闪出几个袒胸露怀的家伙. Midsummer. Late at night, the verdant Beijing Exhibition Hall has already disappeared in front of the hustle and bustle of the day.The few pedestrians on the road, walking in a hurry.A pair of young lovers after watching the movie, ear to ear, slowly walking to the house.White moonlight Yingying, Two young hearts immersed in sweet love. Suddenly, when they reached a secluded corner, a few topless guys flashed through the bushes.