Secrets of Sulphur Springs

Griffin Campbell and his family relocate to a small town and acquire a dilapidated hotel, aiming to revitalize it into a thriving resort.

Griffin and Harper discover they have traveled back in time to before Savannah goes missing. Upon returning to the same time period again, they witness what appears to be Savannah being led into the woods.

Griffin and Harper discover that the camp dance, where Savannah went missing, is approaching. Harper later meets Jess, who reveals that her mother attended the camp and had a strong dislike for Savannah.

Harper invites Griffin to meet her at the portal after school, but upon returning home, Griffin finds that his grandfather has unexpectedly arrived for a visit.

Ben struggles with the emotional weight of the 30th anniversary of Savannah's disappearance, as media coverage resurfaces, while Zoey and Wyatt view the moment as a chance to document her ghost for the first time.

A 12-year-old boy and his adventurous friend stumble upon a hidden portal that transports them to the past, where they investigate the unsolved disappearance of a girl in a small Louisiana town decades earlier.

Griffin and Harper return through the portal to discover that a search party has been assembled to look for Savannah.

Griffin and Harper begin to suspect that Savannah may have the ability to travel through time, leading them to question the timeline of recent events.

Griffin and Harper discover they are unable to open the hatch for Savannah and decide to return through the portal instead.

Griffin and Harper use time travel to visit the past and discover Savannah employed at a hotel called The Tremont.

Harper uses time travel to revisit the day of her father's death, hoping to alter the events that led to his passing.

Griffin, Savannah, and Harper encounter Daisy, who is revealed to be a doppelgänger of Harper, while the ghost of Tremont communicates a significant message to Harper and Griffin.

Harper assumes Daisy's identity to uncover secrets about her family, while Topher discovers a concealed bunker.

Griffin becomes increasingly desperate in his search for a lost crystal while assisting Daisy, who is overwhelmed by the modern world. At the same time, Harper experiences a mysterious vision at the springs.

Daisy finds it difficult to maintain her role as Harper, prompting Griffin to look for a crystal that can switch them back. With no word from Topher, the Twins take matters into their own hands and attempt to capture the ghost themselves.

Sam struggles to get his time machine functioning, prompting Savannah to offer her assistance. At the same time, Griffin suspects Topher of keeping secrets and asks Daisy to help uncover the truth.

The Tremont family is tricked by a judge and given 48 hours to leave their property. At the same time, Griffin and Daisy attempt to use a crystal to reach a portal, but their journey is abruptly interrupted.

Harper returns home and informs Griffin about the stolen land, a mysterious deed, and her visions of a fire. After Sam goes missing, Savannah discovers a note indicating he has traveled to the future.

The Campbell and Dunn families get ready for the grand re-opening of the Tremont, while Harper and Griffin discover that a crack in the crystal could jeopardize the Time Machine's functionality.

Griffin becomes trapped in the future and discovers that a ghost is causing chaos in his life. Harper and Savannah attempt to find a way to return him to the present.

Harper and Savannah travel through time to bring Griffin back from the future, where they learn that Topher is in a coma. As Sam and Griffin confront this grim reality, the twins and Topher come close to discovering Savannah's hidden presence.

The twins travel to the past and locate Savannah. As Ben restricts access to the bunker, Griffin and Harper recognize the need to return to 1947.

The children discover that the ghost has been eavesdropping on their conversations and begins to alter his sinister intentions as a result.

In 1947, Harper and Griffin encounter a woman named Ruby, while Sarah grows more unsettled by a haunting presence.

Griffin and Harper witness a murder as they travel back in time, while the twins and Topher seek assistance from a person they should recognize but don't.

The group decides it's time to confront and eliminate the ghost that has been haunting them.

A ghost prepares to move on, but the fate of their future remains uncertain.