My Brother, Who's a Perfect Human Being, Has Stolen My Girlfriend and My Future, so I Went Back to the Past and Redo My Youth

In spring at the age of 26, after 10 years of dating since 2nd year of high school, I proposed to her. Her reply was that she would marry my younger brother instead of me. My younger brother, who’s a perfect human being and the complete opposite of me, has been having an affair with my girlfriend fo......more

In spring at the age of 26, after 10 years of dating since 2nd year of high school, I proposed to her. Her reply was that she would marry my younger brother instead of me. My younger brother, who’s a perfect human being and the complete opposite of me, has been having an affair with my girlfriend for the past 10 years.In despair over such a life-altering event, I threw the ring into the sea. Then somehow, time has brought me back to my 2nd year of high school, 10 years before I started dating her !Having returned to the past, I will take revenge on my brother and my girlfriend who betrayed me, and start a new life !(less)