Velma is a spin-off series that focuses on the origin story of Velma Dinkley, the brains of the Mystery Inc. gang. In this episode, Velma uncovers a shocking secret about her past that will change her life forever.

The episode begins with Velma waking up in a hospital bed, surrounded by her friends and family. She has no memory of what happened to her, but she soon learns that she was involved in a car accident while investigating a case. She also discovers that she has a mysterious chip implanted in her neck, which seems to be connected to her lost memories.

Velma decides to find out more about the chip and its origin, and she enlists the help of her friend Marcie, a hacker and conspiracy theorist. Together, they hack into the database of Spooky Island, a theme park owned by Velma’s parents. They discover that Spooky Island is actually a front for a secret organization called Project Elysium, which is experimenting on human subjects with advanced technology.

Velma realizes that she was one of the subjects of Project Elysium, and that her parents are part of the organization. She also learns that Project Elysium is behind the creation of the monsters that she and her friends have been solving mysteries about. Velma is shocked and betrayed by this revelation, and she decides to confront her parents and expose their secrets.

However, before she can do that, she is captured by Project Elysium agents, who plan to erase her memories and turn her into their obedient weapon. Velma manages to escape with the help of Marcie and Scooby-Doo, who followed her to Spooky Island. They also rescue Shaggy, Fred, and Daphne, who were also captured by Project Elysium.

The episode ends with Velma and her friends escaping from Spooky Island on a boat, while Project Elysium’s headquarters explode behind them. Velma vows to continue investigating Project Elysium and its connection to her past, while also solving mysteries with her friends.

In the next episode, titled “A Velma in the Woods”, Velma and her friends are on the run from Project Elysium, who are determined to capture them and erase their memories. They decide to hide in a remote cabin in the woods, where they hope to find some clues about Velma’s past and Project Elysium’s plans.

However, they soon realize that they are not alone in the woods, as they encounter a series of strange and terrifying events. They discover that the woods are haunted by the ghost of a woman who was killed by Project Elysium, and who has a connection to Velma’s family. The ghost warns them that Project Elysium is planning to unleash a powerful weapon that will destroy the world, and that Velma is the key to stopping them.

Velma and her friends must find a way to communicate with the ghost and learn more about her story, while also avoiding Project Elysium’s agents and traps. They also have to deal with their own personal issues, such as Shaggy’s feelings for Velma, Fred’s jealousy of Daphne’s new boyfriend, and Scooby-Doo’s fear of ghosts.

The episode ends with a cliffhanger, as Velma and her friends are surrounded by Project Elysium’s soldiers, who have tracked them down to the cabin. Velma is faced with a difficult choice: surrender herself to Project Elysium and save her friends, or fight back and risk their lives.