校園里的一場大冒險演變成了都市傳說。當青少年們召喚“藍寶寶”時，某種東西回應了他們。這場游戲蔓延開來，留下的是悲傷和私語。阻止它意味著要面對第一次召喚，以及被召喚的代價。

　　影片講述“迷魂者”（易烊千璽 飾）通過體驗視覺、聽覺、味覺、嗅覺、觸覺五感，跨越一個世紀的故事。而“大她者”（舒淇 飾）則好似是打開“迷魂者”故事的鑰匙......

　　3年前，話劇老師林曉陽（林嘉欣飾）的弟弟被綁架，案件交由高級督察何宛真（劉若英飾）及智叔（張兆輝飾）負責，可是在追捕的過程中，疑犯因爭吵墜樓身亡，林曉陽就此埋下了怨恨。　　三年后，林曉陽患病的丈夫（趙會南飾）病情加重，需要一千萬才能有治好的希望，林曉陽動了綁架富豪王森（郭 濤飾）兒子的念頭。多日來林曉陽跟她從尼泊爾認識的同伙跟蹤小孩動向，后來決定在一個傍晚下手。剛好案子也是有何宛真接手，就讓林曉陽有了報復的心理，何宛真為了救回孩子只好服從，可她萬萬沒有想到，原來王森的兒子，跟自己的兒子調換了衣服穿，被林曉陽綁架的正是何宛真的兒子。　　兩個女人，都為著心愛的親人在綁架案中斗志斗勇，展開激烈的較量。

　　In the year 2961, the time is after humanity and nature has recovered the land. A hunter named Cygnus is called to rise above his duty. He provides for Last Arc, a once nomadic band of survivors in need of food and water that is now growing scarce. The answer must be found before a group of outlandish Heretics descend upon them. Cygnus must voyage across the treacherous landscape to defend his people. Sent by Nova, the matriarch of the band, she acts based on her vision for Cygnus to find a seed of hope. The future of Last Arc is for him to discover, Cygnus ventures into a hostile landscape in search of an answer for his people. On this journey of encountering many traps and dangers, Cygnus discovers what has been hunting him is his identity.