Correcting A Wrong Decision

"Master, please…" Kreacher whispered hopelessly. He knew Regulus was a determined young man and wouldn't stand by and watch him suffer. "D-don't do this… for Kreacher, please." "Kreacher, promise me you won't tell anyone what we're going to do," Regulus said, ignoring Kreacher's imploring. "It's important no one finds out about this, or else we'll both get into very serious trouble