The kids have a plan to save the bookstore, but it means finishing Mason Briggs' last manuscript, which won't be easy.

A stolen art exhibit called The Cobalt Mask is found in Quinn's office. The kids question his innocence.

The kids are in a race against time to find the missing manuscript before Captain Vincent can get to it.

To solve a mystery involving famed private eye Owen Quinn, the kids must enter the book and become its characters.

Ghostwriter releases Mowgli from The Jungle Book to help find Grandma’s missing cat.

Mowgli goes missing and the kids have to work with Bagheera to get him home safely.

When Ghostwriter seemingly brings Ruben's paintings to life, the kids think it's just for fun. But then, Ruben's brush goes missing.

In order to take down their suspect, the friends try to sway someone from his inner circle. Oliver releases another character.

Nia and Charlotte work hard to help Wilbur. Samir and Charli gather vital evidence. Village Books hosts Oliver's memorial.

A marshal looking for the cowboy seeks help, but the kids don't know who to trust.

The kids try to find the illustrious sparkle house in hopes that the missing manuscript is there.

The kids must return characters from Alice’s Adventures in Wonderland back into their book.

Nia, Samir, and Charli cross paths with a young magician and learn about the Eloquent Peasant's disappearance.

Oliver inspires a campus-wide search for answers. Nia struggles with a stranger's accusation.

As Charli prepares for a big performance, the crew looks for clues from Oliver. Samir's father opens up about his family history.

It's up to the kids to save the day when it turns out the new monster is not only heartless, but visible to everyone.

As the gang investigates Alex Thompson, a colorful shape-shifter arrives to help with a series of undercover missions.

Wondering if Grandma's “unfinished business” involves an old friend, Ruben and Raine track down Sofia to see if she's ”S”.

New friends Nia, Samir, and Charli meet a trio of Wizard of Oz-inspired characters and set out on a curious journey.

Just as the kids are hitting a dead end in the mystery, Ghostwriter takes things to the next level by releasing characters from Frankenstein.

Things don't go as expected when the kids attempt to build a new creature to appease Frankenstein's monster.

When Watson leaves, Sherlock and the kids are led to a storage unit containing a typewriter and clues pointing them towards a secret manuscript.

When the kids partner with Raine to dig into Grandma's memories, they make a surprising discovery.

As Samir tries to connect with the characters, an adversary stirs up trouble. More of Oliver's past comes to light.