哲学教师墨林 (Merlí) 在课堂内外不拘一格，常常令墨守陈规的学院主任托尼 (Toni) 大为光火，却又让纠结于家庭、身份、关系与情感的学生们对哲学如痴如醉。

TV series about a high school philosophy teacher, Merlí, who teaches in an original way, and about the students of his class, including his own son, and the relationship, friendship, love, and problems between the students of the class.