Hakuba no Oujisama ~ Junai Tekireiki

High school teacher Hara Takako is 32 and has no boyfriend. She is desperate and insecure. One day, a new teacher Kotaro Ozu, seven years Takako’s junior is assigned to her school. Takako takes a romantic interest in Kotaro and the two of them grow attracted to each other. But in truth, Kotaro has a fiancee. Seeing the disconsolate Takako, reignites the love of Kurosawa Akio, a senior teacher whom she once had an affair with.
~~ Adapted from the manga series "Hakuba no Oujisama" by Yukizou Saku.