Star returns to her home dimension of Mewni where she discovers that magic is disappearing throughout the kingdom.

Despite dire warnings, Ludo tries to write a new chapter in the Book of Spells.

Buffrog helps Star escape from Moon's ever-protective watch.

King Ludo's reign reaches as a tipping point as Star returns to the castle. Star must summon her strength to save her family and the kingdom.

Star secretly keeps Marco's hoodie as a reminder of their friendship.

Tom snubs Star at the Silver Bell Ball.

Star and Tom's relationship is put to the test when Tom decides to get rid of his demons.

Knight of the wash, Sir Lavabo, gets a familiar squire.

A surprise visitor pressures Marco to reveal Turdina's true identity.

Star discovers she travels through multiple dimensions in her dreams.

Star urges the royal youth of Mewni to sign a petition calling for the equal treatment of monsters.

Star learns that Marco and Hekapoo have been dealing with rogue interdimensional portals.

All the youth of Mewni gather at the ancient Monster Temple to celebrate a new era of monsters and Mewmans living together in peace -- until guests start disappearing.

Star, Marco and the rest of Mewni celebrate a special snowy holiday, "Stump Day."

King River interrupts Star's eager investigation into Eclipsa's past and demands her help on a dangerous hunt.

Moon and the Magical High Commission put Eclipsa on trial for her evil past with Star as a key witness.

Buffrog leaves Mewni in search for a better life, and Star goes to look for him.

Ponyhead returns to St. O’s and finds that the curriculum got tougher.

Ponyhead shuts herself away to watch the finale of her favorite Korean Drama.

Star becomes acting Queen and plans for Marco and his warriors to delay Meteora from reaching Castle Butterfly long enough for Star to find Moon and destroy the monster princess.

Star must find the courage to face Meteora alone and make a decision that will change the kingdom forever.