Welcome to Umbra's Library, where story after story of the Mystery skulls Crew are written and published. Some are cuddly and soft while others are rough and bumpy, filled with either love or grief, and even humor. I, Umbra, hope that you enjoy said stories. Welcome to the Library.

Arthur, Mystery, and Vivi all go to a supposedly Haunted Mansion, and what they find inside is the ghost of their dead friend, Lewis. What happens when Vivi and Mystery are stuck in a whole other part of the mansion while Lewis is getting revenge for what Arthur did to him?

With the tragic death of his friend on his shoulders, a guilty Arthur must find a way to overcome his fear of losing the person he loves and tell them what really happened on the night of Lewis' murder. Will Arthur ever heal his guilty conscience? Find out in this all new fanfiction of the new fandom of the Mystery Skulls! (There will be many more events covered in this story as well as what is mentioned in this description!)

Thicker Than Water tale #1. A Ghost-Mystery Skulls fanfic. Following the escape from the mansion, Arthur is a wreck. He's convinced that Lewis is coming for him any day. Worse, he knows he deserves it. But Vivi and Mystery refuse to give up on him, and Vivi keeps prying as to why he won't leave his house. Sooner or later, something has to give.