The insatiably curious and headstrong inventor Leonardo da Vinci leaves Italy to join the French court, where he can experiment freely, inventing flying contraptions, incredible machines, and study the human body. There, joined in his adventure by the audacious princess Marguerite, Leonardo will uncover the answer to the ultimate question – "What is the meaning of it all?"

A group of teenagers at a party find themselves being stalked by a maniacal killer in a Santa Claus costume.