My Only One

Be My Sister (1x20)

Air date: Oct 14, 2018

Madam Park has another dementia breakdown and attacks Yang Ja with a bucket of ice. Once again, Do Ran goes to soothe Madam Park in the middle of the night. Yang Ja can't take any more of her mother-in-law's breakdowns and gives her husband an ultimatum. Meanwhile, Da Ya worries that without Yang Ja, she will have to take care of Madam Park and Chairman Wang.