Le mystère des pingouins, tome 1

This manga follows Aoyama, a serious CM1 student with exceptional intelligence who is determined to marry a much older dental assistant. When penguins start appearing and disappearing in town, Aoyama becomes intrigued and begins investigating. The mystery deepens when he discovers the dental assistant is connected to the penguins. Based on the renowned animated film, this manga adaptation includes even more adorable penguins!