In Hormones, the main characters (with the exception of Dao and Koi, who are a year younger) are matthayom 5 students (equivalent to grade 11) in the first season, which is set during the 2012 academic year.
在第一季，主要角色(除了Dao跟Koi小了一屆)都是 matthayom 5 年級生 (相當於高中二年級)，設定是2012學年。