RE: Keep it in the Family (Secret Class) Novel

Jair Campinho, a world-renowned footballer, dies tragically during the World Cup. But death isn't his ending—he awakens in an unfamiliar world, reborn as Cha Jae-il. Struggling to adapt to this strange new reality, he must reconcile his former life with his current identity. Armed with a jaded perspective and exceptional athletic talent, Jair hopes to overcome the shadows of his past. However, the women in his new family present complications he never anticipated, threatening to drag him into depths far more dangerous than anything he's experienced before. Love has always been complicated, and in this life, the question isn't whether he should resist—it's how deep he's prepared to descend. This story explores mature themes including incest, obsession, psychological complexity, and explicit sexual content. The narrative prioritizes gradual character development and relationship-building over rushed encounters. Updates will occur without a fixed schedule, with potential appearances from characters across similar adult manhwa series.