2024年夏天，巴黎首次在塞纳河畔举办世界铁人三项锦标赛。才华横溢的科学家索菲亚从年轻的环保活动家米卡那里得知，一条大鲨鱼正在塞纳河深处游动。为了避免市中心发生血腥屠杀，他们别无选择，只能与塞纳河警察指挥官阿迪尔联手。
A blended family from the city buys a house sight unseen in an isolated backwoods hamlet. Things get rocky when the locals aren't as welcoming as expected and a dangerous urban legend turns out to be true. In their struggle to put down roots, they find their sanctuary in peril-and their lives threatened-by the land's haunted past.
校园里的一场大冒险演变成了都市传说。当青少年们召唤“蓝宝宝”时，某种东西回应了他们。这场游戏蔓延开来，留下的是悲伤和私语。阻止它意味着要面对第一次召唤，以及被召唤的代价。
