: The episode concludes with a significant shift in the Flash-Snart dynamic. Barry realizes he cannot simply lock Snart away without risking his secret identity being exposed. He negotiates a "gentleman’s agreement": Snart can continue his heists as long as he doesn't kill anyone.

For more details on the episode's production and cast, you can check the "Rogue Time" entry on IMDb . "The Flash" Rogue Time (TV Episode 2015) - IMDb

: Barry’s attempt to fast-track a relationship with Iris backfires. In the previous timeline, the impending disaster forced a confession from her; without that pressure, his advances lead to a rift between them and a punch in the face from Eddie Thawne. Key Themes and Stakes

: Leonard Snart ( Captain Cold ) and Mick Rory ( Heat Wave ) return to Central City, joined by Snart's sister, Lisa Snart (Golden Glider).

In the The Flash Season 1, Episode 16, the narrative explores the "butterfly effect" of time travel after Barry Allen accidentally runs back in time 24 hours while trying to stop a tsunami. Summary of the "New" Timeline