At first, he went to visit her out of pure concern. However, seeing his colleague completely trust him, and being so vulnerable, he feels evil, even though he thinks it's wrong. When the woman falls asleep, his reason disappears, and he starts undressing her and touching her... Even when she wakes up, his desires are not satisfied, and they escalate to fondling her breasts and fingering her. Eventually, the woman, unable to make rational decisions, accepts the man...