姉のことが好きな筆頭魔術師様に身代わりで嫁いだら、なぜか私が溺愛されました！？～無能令嬢は国一番の結界魔術師に開花する～•

Ane no Koto ga Sukina Hittou Majutsushi-sama ni Migawari de Totsuidara, Naze ka Watashi ga Dekiai saremashita!?: Munou Reijou wa Kuni Ichiban no Kekkai Majutsushi ni Kaika suru

Won Yu-Ha, a trainee who was unfairly robbed of the chance to appear on a survival program that was expected to be a huge hit, became a 'loser'. After six years of struggling to lead the members who had no motivation, a series of scandals among the members and a sudden traffic accident resulted in him being declared ineligible for a comeback.<br><br><i> "If I were born again, I would never become an idol."</i><br><br> Just when he was about to give up on life, determined to never dream of such a life again, "Appearing on Design Your Idol. You'll give it to me, right?" He returned to six years ago when he missed the opportunity of a lifetime... ?<br><br> 『Tutorial: The Crossroads of Life! Spin the Roulette and Decide Your Life!』<br><br> And what is this thing that just popped up before his eyes?<br><br>(Source: KakaoPage, translated)