Y/n L/n a 19 years old who is Young detective at the agency, though Young he may looks his an invincible detective who's eyes can see clear the lies and exposes the truth, he has friends including childhood friend name Sesera who acts like his guardian along with her brother, who then learns that is in group of Keeper rangers who in his eyes are reject super sentai his dream is to help people who sees the truth from further destruction, thus an ancient being named Tegasword resonate a fateful day which begins a battle royal while helping people even means involve people using sentai rings. " What is your dream human?.." " My dream... is to help people see the truth!" " from now on... your my prey!"