Time Heroes (2016)

A mundane school trip to Hildesheim takes a dark turn for Berlin students Ben, Jonas, Leo, Ozzi, and Sophie. Initially scheduled to explore a medieval cathedral and witness a solar eclipse, their journey is violently disrupted by an explosion. With the cathedral evacuated, they fall into the sinister grasp of the Lunaris Cult, an occult group seeking immortality through an ancient artifact, the Irminsul. As the eclipse approaches, the cult hunts the teens, aiming to harness their life force. With communications severed, Ben and his friends must navigate relentless dangers to survive and thwart the cult's malevolent plans.