Samuel prepares for new additions to his family, while Lydia warns him of the consequences.

Claire discovers that her roommate Gretchen may have a hidden agenda.

Meanwhile, Peter finds an unexpected way to connect with Emma, who would prefer to stay distant.

Elsewhere, a different side of Sylar emerges as he desperately tries to remember the person he used to be.

Make sure to Watch Heroes Episode 6 Season 4 next week!