Seasons & Episodes
Episode 1
The top student in Class S of Jeonghan High School mysteriously dies. Knowing the real cause of death, Min-young struggl
Episode 2
Soo-young happens to give the mysterious cookie to someone at work. But this one cookie becomes a threat to the sisters'
Episode 3
While investigating Yoo-jung's death, a detective notices that the cookie is at the center of the case. Min-young attemp
Episode 4
A detective visits Soo-young after discovering the cookie's connection to Min-young. Infuriated by the accusation, Soo-y
Episode 5
Seong-pil, a consultant at the school, calls Min-young privately and offers to help her. Meanwhile, Soo-young's investig
Episode 6
With Seong-pil's help, Min-young tries to get out of the cookie business and turn herself in. However, her plans go awry
Episode 7
Soo-young heads to the school to avenge Min-young and takes Won-ju, a cookie distributor, hostage. The chef doesn't budg
Episode 8
To save Min-young, Soo-young decides to become an employee of High Cookie. She disguises herself as a transfer student a
Episode 9
Soo-young's seemingly smooth business faces a crisis as she gets involved with Jin-woo, the chairman's grandson. Is it a
Episode 10
Through a sweet school life with the cookies, Soo-young often forgets about Min-young. Meanwhile, Seong-pil tries to use
Episode 11
Soo-young is confused when she discovers Chef's true identity. In hopes that it's not true, she tries to test him, but C
Episode 12
Soo-young learns that Chef can't create an antidote to save Min-young. Despite a momentary setback, Soo-young tries to o
Episode 13
Soo-young needs the antidote, and Seong-pil needs the recipe. The two are now in the race to get to Ho-soo first.
Episode 14
Soo-young and Ho-soo hide from Seong-pil. The two start investigating Seong-pil to find out his weakness.
Episode 15
Min-young wakes up in an unknown place. Meanwhile, Soo-young negotiates with Seong-pil to find out where Min-young is.
Episode 16
Soo-young goes to the place where Min-young is supposed to be, but she is not there. Meanwhile, Ho-soo and Seong-pil fig
Episode 17
Soo-young returns to her ordinary life with Min-young. Before they know it, the sisters' positions are reversed. Soo-you
Episode 18
Soo-young realizes that she can never go back to her nice life without the recipe. But if she gets the recipe, does that
Episode 19
People are now looking for the cookie recipe. Chef asks Soo-young if she's confident enough to handle the recipe.
Episode 20
Chef leaves one last thing for Soo-young. Meanwhile, the school becomes a mess because of the cookies Soo-young made. Wi
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