私の町の千葉くんは。

Machi Onodera, a 27-year-old high school teacher, works at her alma mater. A new transfer student, Yuto Chiba, joins her class, strikingly resembling her high school crush, Yuichi Chiba, who turns out to be Yuto’s older brother. Seeing Yuto daily rekindles Machi’s old feelings, stirring emotional turmoil. At a mixer, Machi unexpectedly reunites with Yuichi, now an elite salaryman, sparking new interactions. The dynamic between Machi and the Chiba brothers creates a tangled web of past and present attractions. (Unreviewed summary by Grok 3)