With half her allotted days already gone, Yu-ri focuses on taking care of Seo-woo — and Min-jeong. Elsewhere, Gang-hwa and Jeon Eun-suk meet again.

The arrival of an unwelcome guest sets Ms. Mi-dong on edge. Yu-ri, Min-jeong and Go Hyeon-jeong have had enough of the preschool's bullying moms.