入选年鉴正开心,谁知伤到人感情。记忆丢失陷困境,奇人相助来查明。 余晖一行开心地当选了本学年的“最亲密团队”,准备次日去沙滩拍照和游玩。而第二天余晖来到沙滩,却发现她被大家孤立了。余晖感觉背后大有蹊跷,她能查明真相,夺回友情吗?。A mathematician and author, Luke Williams, is travelling up to London on a train when he meets a old lady, Lavinia Fullerton, who is also going to London, to Scotland Yard. Lavinia tells Luke that in her small village several people have died. The local police are certain that it was all accidental and are taking no action but Lavinia isn't convinced. In London Luke watches, ho...。陈家陈太太被人拔了输药管而死在病床上,事情来得很突然也很必然,陈家常住的只有陈家小姐陈芸、女佣阿兰及陈老板的秘书兼姘妇于琳, 而陈老板由于生意原因只偶尔在家小憩几段时日。四人均有嫌疑,究竟谁是凶手,杀人的动机又是什么?。