Kaito is stunned. For the first time, he’s not in control. Haruka manipulates him into gaslighting Kenji into a breakdown, making Kenji think he’s mentally unstable. Kaito complies, fascinated and unnerved.

Unfortunately, I couldn't find any concrete information on a specific series, movie, or book with this title. It's possible that it's a lesser-known or upcoming title, or perhaps it's a fan-made creation.

As the second chapter in this narrative arc, the story shifts from the initial shock of betrayal to a complex psychological game of power and emotional reclamation. The Fracturing Foundation