As H.R.G. (guest star Jack Coleman) tries to protect his daughter by any means, Claire's (Hayden Panettiere) high school Homecoming celebration turns into a frightening night for many. Nathan (Adrian Pasdar) and Simone (Tawny Cypress) work together to find Isaac's (Santiago Cabrera) painting for Peter (Milo Ventimiglia), but this key to the future could lead to tragedy. Meanwhile, Hiro (Masi Oka) travels back in time to right an upsetting wrong. As Niki (Ali Larter) puts a goal in sight, Micah (Noah Gray-Cabey) spends time with his dad (Leonard Roberts). Still experiencing strange dreams while in India, Suresh (Sendhil Ramamurthy) learns of a boy that might pull him back into his father's research.

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