A letter for Miss Marple from a recently deceased friend promises a large reward for investigating a crime - without telling her who was involved, or when it happened! When she accepts, she is given a reservation for a coach tour of historic homes and gardens. She has fifteen fellow-passengers - and one of them knows a murderer's secret and someone is preparing to kill.。1862年,热气球飞行家艾米丽亚·雷恩与科学家詹姆斯·格莱舍乘坐热气球展开了一场非凡的高空冒险,试图探寻天堂的奥秘。在飞行过程中,他们挑战了人类从未乘热气球抵达的高度,却也陷入一场史诗般的生存之战。。