Three young programmers come across an abandoned technology meant to detect supernatural presence. They reverse engineer the tech and create an app for their phones which allows them to see ghosts, thus endangering their own lives.。女主因被妹妹唐悦(假身份)所诬陷,被家人误会后强制送到管教中心,期间饱受折磨,甚至被毒哑。回来后,家人依然对她冷漠与误解。在心灰意冷后,女主终于决定离开家进入科学医学院深造,当嗓子被治好后,女主展开了对妹妹唐悦的报复。。冬季的除夕夜里,家家户户都过着团圆幸福的日子,唯有张伟独自躺在破旧的出租屋,等待死亡的来临。。