In the vibrant, sacred city of Varanasi, Kaashi's life is a sanctuary of joy, wrapped in the warm embrace of his parents and his beloved sister, Ganga. But one ominous night, the tranquility shatters. Ganga, the heart of their home, disappears without a trace after her college classes. Panic grips Kaashi's heart, forcing him into a relentless pursuit to find his lost sister.
In the depths of despair, Kaashi joins forces with Devina, a fierce ally played by Aishwarya Devan. Together, they dive into the abyss of uncertainty, their determination blazing brighter than the stars. Fueled by desperation, Kaashi reports Ganga's disappearance to the police and launches his own tireless search, his steps echoing with hope and fear.
A visit to Ganga's college turns futile, leaving Kaashi shattered. The college principal's words hang in the air, denying Ganga's existence within those hallowed walls. On his way home, a glimmer of hope appears - shadowy figures claim knowledge of Ganga's whereabouts. Their silence, however, is met with Kaashi's fury, fists colliding with flesh in a desperate attempt to extract the truth.
Meanwhile, Devina's relentless pursuit uncovers a chilling secret: Ganga was entangled in a forbidden love affair with Abhimanyu, the son of a local potentate. The truth gnaws at Kaashi's soul, sending him on a vengeful quest. Confronting Abhimanyu, Kaashi's rage knows no bounds, leading to a violent confrontation that shatters the night.
In the haunting silence of a psychiatric facility, Kaashi grapples with his sanity. Devina's sinister plot begins to unravel, revealing a web of deception spun to ensnare his fragile mind. Devina confesses her heinous scheme to Ganga's friend, her eyes clouded with remorse. She admits to orchestrating the entire charade, manipulating Kaashi's pain for her own vendetta.
The truth crushes Kaashi's spirit, his reality collapsing like a house of cards. His family, a mere illusion, disintegrates into dust. A chilling realization dawns: Devina is the architect of his torment, the puppeteer behind his suffering. In a twisted, macabre dance, Kaashi confronts Devina, his heart torn between love and vengeance.
With tears staining his cheeks, Kaashi professes his love for Devina even amidst the horror, a testament to the depth of his despair. But love and madness intertwine, pushing Kaashi to the edge. He snuffs out the last flicker of Devina's life, his own soul drowning in darkness.
In the final moments, a surreal tableau unfolds—a hallucination where Kaashi and Devina find solace in each other. In this delusion, happiness reigns, their love eternal. But reality fades, leaving Kaashi lost in the abyss of his shattered mind, a broken soul entwined in the tragic tapestry of his own making.