Years after they rose to fame as young crime-fighting superheroes, the estranged Hargreeves siblings come together to mark their father's death.

After sharing the story of his time travel with Vanya, Five hunts for the owner of a fake eye. But two mysterious assassins are hot on his trail.

Worried their mother is hiding something, Luther and Allison call a family meeting. Cha-Cha and Hazel catch a big break in their hunt for Five.

The story of Luther's transformation emerges. At the motel, Klaus puts Hazel and Cha-Cha's training to the test. Allison grows suspicious of Leonard.

Five lets Luther in on his secret, Klaus returns from a harrowing trip through time, and Vanya begins to feel different without her meds.

Sparks fly when Vanya finds her siblings holding an emergency family meeting without her. Five starts his new job at HQ. Cha-Cha faces a dilemma.