Buried Alive (1989)

Ravenscroft Institute, a venerable girls' school steeped in unsettling tradition, becomes the new assignment for a young teacher. The antiquated halls, plagued by swarms of ants and eccentric personalities, conceal more than just academic secrets. Tormented by vivid and terrifying hallucinations, she embarks on a perilous quest to unravel the truth behind the school's dark history. Students have vanished without a trace, and the answers may lie buried deep within Ravenscroft's ominous past. Her investigation will reveal secrets that some would prefer remained hidden forever.