女作家姜诗辰在新书发布会上被指抄袭，神秘鲜花、带血手稿相继出现，在好友熊志的陪伴下探寻真相，不料痴情总裁林伟政、热辣秘书宋欲、抑郁症病患先后卷进阴谋旋涡，无一幸免……

A blind pianist tries to figure out who is responsible for a string of murders using a black cat with its caws dipped in curare.