Meet Dortex, a private investigator with access to a secret, highly illegal technology called The Echo Key, which allows a diver relives the final moments of the dead to uncover the truth behind their demise. Partnered with the enigmatic Dortex, Isek is thrown into a harrowing cases that shakes him to his core: But there is a catch, While in the past, Isek inhabits the host''''s life, his own consciousness becoming dormant as he acts out the host''''s role. And the only way to exit the host''''s body is when the host dies. As Isek inhabits the lives of the departed, he experiences their thoughts, fears, and final breaths and pains. Meanwhile, Dortex takes the role of The Observer, subtly manipulate the environment—flickering lights, shifting shadows, eerie whispers—to direct Isek’s focus toward vital clues. The deeper Isek goes, the more unstable the echo becomes. And if he tries to alter fate? A paradox occurs—trapping him between different timelines, ensuring his permanent death. Each dive takes its toll, blurring the line between memory and reality, between justice and obsession. How much of himself is Isek willing to lose to uncover the truth? Cause one thing is sure: the dead don’t speak. But Isek will listen.