I, The Founder Of The Shi Dao Sect, Fought Against The Heavenly Dao With All My Might, Only To Die In The End And Be Reborn A Second Time As A Mere Cannon-fodder Playboy. Watching Those Girls, Who Are Destined To Ends Up With Protagonist My Heart Ached Huh? They Said They Like Me?! Fine! Then Let's Joyfully Cultivate Together ~ And Defeat Those Protagonists What? You Said? Wait, They Were The Real Protagonists From The Start?