After the decease of her female parent, immature Virgin Mary travel to the Cornish seashore seek her auntie forbearance. maroon on a windswept, stray route, Virgin Mary meet Humphrey Pengallan, who kindly escort her to the Jamaica Inn. There, Virgin Mary meet her auntie and intimidation uncle, Merlyn Joss- who in secret lead a set of plagiarist that pilfer the good from wrecked ship. Suspicious, Virgin Mary turn to Pengallan for aid, merely to detect another darkness secret.