Race into danger with The Flash as Barry Allen (Grant Gustin) faces a cunning foe who turns his speed against him, delivering a thrilling chapter that’s as smart as it is fast. When Leonard Snart (Wentworth Miller), a calculating thief armed with a stolen cold gun, hits Central City’s diamond exchange, Barry’s heroics falter under the weapon’s icy blast, forcing him to rethink his limits.

Cisco Ramon (Carlos Valdes) and Caitlin Snow (Danielle Panabaker) scramble to counter the tech—courtesy of Cisco’s own design—while Dr. Harrison Wells (Tom Cavanagh) drops cryptic hints about his own agenda. Felicity Smoak (Emily Bett Rickards) visits from Arrow, sparking a flirty vibe with Barry and digging into Wells’ secrets, adding layers of charm and intrigue. A high-stakes chase through a museum and a train derailment push Barry to the brink, while Snart’s chilling precision and Miller’s suave menace steal the show. With dazzling effects—like frost clashing with lightning—and a deepening mystery around the accelerator, this episode accelerates the fun—can Barry outsmart the rogue? Dash into this fan-favorite now!