The Thing About Jellyfish is about Suzy, and the mystery about how her best friend died last summer. She was swimming in the ocean, where she drowned. Suzy doesn't understand, but soon realizes the truth after her class goes on a field trip to the aquarium. A transparent and fatal jellyfish has killed her best friend, and she wants to learn more. Explore with Suzy as you venture into her daily life, the backstory of their friendship, and to foreign countries, without a parent.