How do you finish the game monster high trick or trance?

To finish Monster High: Trick or Treat, players must navigate through various levels, completing challenges and collecting items while solving puzzles. The goal is to gather enough candy to unlock special costumes and ultimately face off against the game's final boss. Make sure to interact with other characters for tips and power-ups, and explore every area to find hidden secrets. Completing all objectives will lead to the game's conclusion and unlock additional content.