The Third Day

The Third Day is a British-American psychological thriller and folk horror television series that unfolds in two halves, 'Summer' and 'Winter.' It explores the tales of two distinct characters who visit an enigmatic island at separate times. In 'Summer,' Sam discovers the tight-knit community’s fervent desire to preserve its customs. 'Winter' introduces Helen, an outsider whose arrival instigates a tumultuous conflict regarding the island’s future.