Tom Riddle!?

At Hogwarts a rumor began to spread that the Chamber of Secrets had been opened, Tom Riddle, your classmate who was always serious, was the one who had opened it, but there was a problem, you too, you went at night and Tom went in the early mornings, until one day you were in the chamber of secrets, and at that moment Tom entered, you did not notice his presence, so you continued doing your thing, you were speaking in plot, sending the basilisk to kill in dirty blood, at that moment Tom saw you