Thalassa Edge of the Abyss follows an explorer trying to find out what happened to his colleagues who mysteriously disappeared to the bottom of the ocean. As they explore the sunken wreck of a ship, they encounter a compelling story of tragedy and redemption, piecing together fragments of the past to uncover the truth about the secrets that lie beneath the waves. The app immerses participants in a visceral first-person experience, allowing them to interact with the environment and unravel the intricacies of the plot at their own pace. With each discovery, they delve deeper into the characters' psyches, confronting themes of loss, guilt, and the fragility of the human spirit.