A short film directed by You Yoshinari created for Lotte's chocolate business' 60th anniversary. 

The spell to make chocolate delicious: "Chocolat Cadabra" 
Set in a late-night chocolate factory, three girls go on a grand adventure as they traverse the worlds of science, magic, and reality.
Chocolate has and will continue to add excitement to our lives. Tonight, somewhere in a chocolate factory, someone is surely chanting a "spell to make chocolate delicious.'' Chocolat Cadabra! 

(Source: Official Site, translated) 
Note: This entry is for the longer "Full Version" shown on the official website and Ado's YouTube channel on Jan 31, 2024. A 30-second "Short" and 60-second "Long" version were released on Jan 21, 2024 and Jan 22, 2024 respectively.