3Below: Tales of Arcadia — Part 1

When their planet's monarchy is overthrown by a coup, royal alien teens Aja and Krel flee to Earth accompanied by their brutish bodyguard.

After crash-landing in the town of Arcadia, the royals -- now disguised as humans -- search for suitable technology to power their ship.

Krel builds a mind-reading device in hopes of blending in with humans. Elsewhere, General Morando dispatches bounty hunters to track down the royals.

Royal super-fan Stuart offers to help eradicate an alien beetle infestation before it exposes the siblings' true identities.

The royals take a driver’s ed class, hoping to find parts for their ship. Instead, they're led on a high-speed chase with the Zeron Brotherhood!

A giant troll wreaks havoc at the school science fair, threatening to expose both the troll world -- and the royals’ true identities.

Aja and Krel are summoned by the school board to produce proper identification. Zadra discovers the identity of the traitor who aided the coup.

An incoming message from Akiridion-5 alarms Vex. Meanwhile, the arrival of bounty hunters ruins the royals' outing in the woods with friends.

The royal heirs look for Aja's missing serrator in the forest, where they mistake Trollhunter Jim Lake's Amulet of Daylight for her lost weapon.

In a daring heist, the royals and Stuart infiltrate a high-security military base in hopes of stealing the final part to power the mothership.

Aja decides to tell Steve she’s actually an alien, but her confession is cut short by a visit from the Zeron Brotherhood.

The royals celebrate their last day of school -- and on Earth -- with friends, but Zadra's arrival with revelations of betrayal shakes them to the core.

Alpha unleashes a barrage of attacks on the siblings, enabling Omen to hijack the ship and take the royal cores. Will this be the end of House Tarron?