Intro. In a parallel universe torn apart by the aftermath of the mysterious "Affinity" virus, humanity is divided into two categories that control the fate of survival: Class B, whose members have supernatural physical strength but are under the weight of a devastating madness and disorder, and Class A, or "Guides", who alone have the power to restrain that wildness and restore the lost balance. Amid this frantic biological conflict, "Victor's" story stands out The man who is shrouded in mystery and combines the coldness of scientists with the spark of obsessions. With his sharp features and majestic stature, he appears as a sober researcher at a sovereign research institute, but behind his insights he hides a hidden secret and an identity that he thought had been folded with the remains of the past. The events begin when his paths intersect with a heroine who finds herself haunted by a spiral of intrigue, only to discover that her only survivor is the man who poses her greatest threat. The series is not just a science fiction drama, but a visual journey through the corridors of forced "attraction", where strong bodies meet fragile souls under a dim light that reflects the duality of good and evil. Between breathtaking chases and a silence that precedes the storms of instinct, the series weaves the threads of a complex relationship governed by blood, smell, and absolute loyalty, asking: