The Locker (2004)

Rieka, a college girl, camped with 2 of her girlefriends and 3 boys from other college. As soon as they arriived the campsite, Rieka heard the strange voice. Bit no one else noticed. They enjoyed a lot with horror talks in the night. But a fews days later back in Tokyo, they begin to experience weired phenomena. Some gone missing. Some died in strange circumstance. Rieka and her friends try to find out the cause of these. Their investigation lead them to a coin-operated locker in Shibuyta, which they used during the camp...