马力安（阿纽林·巴纳德 Aneurin Barnard 饰）是一位十七岁的天真少年，某日，他的父母双双神秘失踪，留下马力安和弟弟菲利克斯（哈维尔·阿特金斯 Xavier Atkins 饰）过着相依为命的生活，然而祸不单行，菲利克斯遭恶人绑架，一时间生命危在旦夕。 　　马力安遇见了性格古怪的冒险家查瑞提（迈克尔·辛 Michael Sheen 饰），两人结伴，前往地处偏远的孤岛上拯救菲利克斯。在那里，马力安和查瑞提走入了一间神秘的旅店，一个神奇的魔法世界展现在了两人的面前，那里不仅蕴藏着珍贵的宝藏，亦存在着穷凶极恶的敌人和暴徒，最终，马力安能否成功解救菲利克斯，找到自己双亲失踪的真相呢？Ancient mysteries. Powerful evil. And a fearless hero's quest through a fantastical realm of steam-powered wonders and sinister magic... In THE ADVENTURER: THE CURSE OF THE MIDAS BOX, seventeen-year-old Mariah Mundi's life is turned upside down when his parents vanish and his younger brother is kidnapped. Following a trail of clues to the darkly majestic Prince Regent Hotel, Mariah discovers a hidden realm of child-stealing monsters, deadly secrets and a long-lost artifact that grants limitless wealth - but also devastating supernatural power. With the fate of his world, and his family at stake, Mariah will risk everything to unravel the Curse of the Midas Box!