Subconscious (2015)

Plot

A research team embarks on a thrilling quest when they delve into a retired WWII submarine, uncovering secrets that lead them through a haunting journey across time. As they navigate the mysterious depths, they encounter supernatural phenomena that challenge their understanding of history. With the potential to alter the past, the stakes rise, leaving the team to grapple with the consequences of their exploration. The line between reality and the unknown blurs as they race against time to protect history from the shadows lurking in the abyss.