Water god Habaek must travel to the human world to collect god stones, but things quickly go awry when he meets struggling psychiatrist Yoon So Ah.

So Ah feels conflicted over Habaek's "divine blessing," while Habaek refuses to accept that it may have been ineffective.

So Ah worries about her mental health, unable to dispel the voices from her head. Habaek searches for Moo Ra, whom he keeps spotting on electronic devices.

So Ah is left in disbelief after experiencing Habaek's powers, and Habaek is equally surprised to learn that acquiring the god stones presents an even greater challenge than he thought.

Habaek comes up with a hypothesis for what makes his powers work. Bi Ryeom and Moo Ra meet up to figure out their next step.

Habaek tries to sort out where the god stones could be with Moo Ra and Bi Ryeom. So Ah feels frustrated having her life in the gods' hands