The story takes place in the family of Lee Soon Choi in Heishokdong, the capital of South Korea. His son Lee Min Young (played by Choi Min Young) and his daughter-in-law Shin Ji (played by Shin Ji) formally divorced. Shen Zhi left his children to study in Russia and rented the house to his classmate Xu Minjing (played by Xu Minjing). Min-young lived in the house of his parents, and later became penniless because of a thief in Russia, and he returned home and lived with Min-jeong. Min-young\’s mother Luo Wenji (played by Luo Wenji) once again became the nanny to take care of the children, and at the same time endured her husband Lee Sunjae (played by Lee Soonjae) and daughter-in-law Park Hae Mi (played by Park Hae Mi). The mysterious Kang Youmi (played by Park Minying) and his family moved to the vicinity of Heishidong, and Lee Minho (played by Kim Hye Sung), who was impressed by the beauty, embarked on a journey of his first love. Min-young often engages in an unstoppable family funny war with his sister-in-law infringing on his privacy; the new teacher Min-jeong gradually fell in love with Shin Ji’s ex-husband Min-young, while Lee Yun-ho (Ding Yi-woo) fell in love with his teacher Min Jing, an entangled relationship revolves around the four…