Mystery Ring

Five years ago, he, who loves adventure, went exploring a mysterious cave with his friends, and accidentally encountered a landslide. During his escape, he panicked and made a big mistake. Five years later, he was happily in love and the shopping mall was also booming. An email from an unknown source broke his tranquility. Strange and strange things happened one after another, and it seemed that someone wanted his life. Endless nightmares, one person after another, who is planning all this? He was determined to uncover the mystery of all this, and gradually discovered that everything originated from a mysterious ring...