Raina Telgemeier, author of Smile, Drama, and Sisters, announced the title of her next book to a room filled with young fans yesterday at Comic-Con International in San Diego.

The book, which will be fiction, will be called Ghost, and it will be out in fall 2016. Here’s Raina’s quick description:

Eleven-year-old Catrina and her family are moving to the small coastal town of Bahía de la Luna because her younger sister, Maya, is sick. Cat isn’t happy about leaving her friends, but she tries not to complain because she knows Maya will benefit from the clean, cool air that blows in from the sea. As the girls settle in, they learn there’s something a little spooky about their new town…