[DeepL Translation - needs review] Volume 1 Description: Seiji Sanada, a company employee in his twenties, wakes up one morning and is transported back in time to the spring of his junior year in high school. He had always regretted graduating without confessing his love for his world history teacher at the time, Hiiragi Haruka, so he decides to do it this time and confesses his love. The result is...unexpectedly OK!!!! The two begin dating without being found out. It was supposed to be a ro...
