While Marcus and Steffy are in the heat of the moment, they are interrupted by an unwelcome guest. Katie finally hears the words that she had always longed to hear; these words now make matters worse in her already-complicated life. Brooke is taken aback when Ridge makes outrageous accusations against Marcus and Donna. Ridge then vows that there will be severe ramifications if Marcus doesn’t heed his warning. (thetvdb.com)