A rivalry forms between two teachers who are polar opposites: a strict, old-fashioned by-the-book instructor and his cheerful young counterpart interested in social media.

欧内斯特发现15岁的女儿妮娜并非自己亲生，而是妻子与他俩儿时同伴菲利波所生不久后妻子过世，妮娜也得知自己的父亲是菲利波此时欧内斯特和菲利波在同一所学校同事。妮娜决议靠自己力气补偿两个爸爸之间的隔膜。