My Heart Twinkle Twinkle (2015)

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Soon Jin is the eldest daughter of the owner of Jinsim chicken restaurant. After her mother's death, she is in charge of taking care of her two younger sisters, her father, and the restaurant. To make matters worse, the rival chicken restaurant in town (Woontak) is gaining popularity. Run by the cold-blooded Woon Tak, Soon Jin's in for a fight to be the best restaurant. Of course, her younger sisters also have their own set of issues as well.