share time: 2026-06-21 12:35:45
刚毕业的林夏为省房租租下老楼803室，搬入后发现卧室门后装着72把刻有陌生数字的锁。好奇心驱使她探寻锁的秘密，却意外触及原房主尘封往事：七年前一场火灾的真相，牵扯出被掩盖的亲情与阴谋。每解开一把锁就离危险更近，林夏不得不直面人性黑暗，在真相与自保间艰难抉择。
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