The Door of Truth
Gaku's "mathematical mind" Napolitan shocks the Chairman's guests at his dinner, delighting them. Kai invites Gaku out to introduce him as a symbol of the school, making him the kind of student that the Chairman is left unable to expel. Having experienced the joy of cooking from this incident, Gaku is invited by Kai to visit his Tokyo restaurant "K". There, Gaku meets Chef Ranna Akamatsu, who leaves him stunned with her delicious cooking. He uses his "mathematical mind" to uncover a hidden truth in his cuisine.
Aired 12/07/2025EP 2 - The Door of Truth

Fermat Kitchen
Kitada Gaku is a prodigy in Mathematics and a scholarship holder at Wels Private Academy, a renowned institution with a long history in the International Mathematical Olympiad. After a series of unfortunate events, he meets Asakura Kai, a culinary prodigy with his own catering business. What does the future hold for these two geniuses, and how do their paths intertwine with each other's?