The Ghost Tank (2020)

Beetrice and Charleenkaw are on the case when a dead serial killer from the 1980s has come back to commit a string of bizarre murders in Calgary. Luckily they are helped not only by a brilliant scientist, but also one of the victims. Leaping back and forth between our world and the ghost world, the clues come together and culminate in a supernatural, time travelling, terrifying time.