The Three Investigators and The Legacy of the Dragon (2023)

A famous trio of young detectives embark on an internship on a film set in Transylvania. As they arrive at Countess Codrina's castle, strange events unfold, connecting a decades-old missing boy case, a secretive brotherhood, and an enigmatic undead. Their friendship, the filming, and Peter's relationship with his father are all at stake as they delve deeper into the mysteries.