It is revealed that Karen sought out Kaiki on her own to stop him, but he poisoned her during their encounter.
Watch the episode to see Koyomi's race against time to save Karen from her supernatural fever: Nisemonogatari Karen Bee, Part 4 - Watch on Crunchyroll Crunchyroll• Jan 28, 2012 Nisemonogatari Episode 04: Karen Bee, Part 4 4 : Karen Bee, Part 4
Koyomi Araragi returns home to find Karen suffering from an intense fever—a symptom of the bee's sting. He discovers that Tsubasa Hanekawa has been secretly cooperating with his sisters to track down the source of a curse spreading among local middle schoolers. It is revealed that Karen sought out Kaiki
The title refers to the fourth episode of the anime series Nisemonogatari , which originally aired on January 27, 2012. This episode is a pivotal moment in the Karen Bee arc, shifting the focus toward the fallout of Karen Araragi's confrontation with the conman Deishuu Kaiki . Episode Plot Summary The title refers to the fourth episode of