[s2e17] Tick, Tick, | Tick...

: Castle realizes the "suicide" was a setup. The man on the floor was an innocent victim killed moments before the FBI arrived.

: The killer faked the timing to make it look like the suspect had just ended his life, allowing the real murderer to slip away in the chaos. The Cliffhanger [S2E17] Tick, Tick, Tick...

The episode begins with a chilling phone call to Beckett. A mysterious killer—known only as —claims he is a fan of Castle's work and intends to replicate a murder from the novel Heat Wave . Unlike typical cases, this killer is playing a game specifically with Beckett, whom he sees as the "real" Nikki Heat. The Conflict: FBI Intervention : Castle realizes the "suicide" was a setup