Synopsis: Arachi: Peoseuteu Irregular

Arachi was born to a mother who had been sealed inside an enigmatic ark containing ten longevities. Despite possessing immense power, Arachi chooses to conceal her abilities and leads the life of an ordinary housewife as the wife of the HS group. During a trip to Gangwon-do with her husband and mother-in-law, Arachi's son Soo-Hyuk and Sunmi suffer severe injuries and fall unconscious. Driven by the desire to safeguard her loved ones, Arachi assumes the identity of Sunmi, not Hwang Shin-Hye, and triggers her latent powers from the past to uncover the enemy lurking in the shadows. Arachi is now poised to step out into the world!