When Choi Sushi's parents perished in a tragic accident, their money problems weren't solved there. Instead, it now left their oldest daughter to settle and clear off their debts, which meant she could never proceed onto University. However, a deal with a mysterious woman sheds some light onto their dark predicament, she would clear off all their debts, if Sushi agrees to serve her this one favor - spy on twelve guys in an all-boys school by joining that school, as a guy! Sushi would have to dress up and act like a guy, or else the lady would call off the deal, and instead send out the loan sharks to go after and kill her sister, the only living relative poor Sushi has left. But what will Sushi decide to choose? Take on this crazy mission to spy on these twelve mysterious guys, or will she make a decision that could cost her sister's life? All Rights Reserved. Copyright © SushiDesu

When Choi Sushi lands in the hospital due to her parents' negligence, she meets the great, wealthy Mr Kim's son, Kim Jun Myeon, or Suho, as he prefers being called. Finding her likeable, and after hearing her tragic backstory, Suho asks her if she would like to be adopted, and be his playmate. After an agreement between Mr Kim, Sushi and her despicable parents, she is allowed to live with him, on the condition that she follows his rules and orders by working for him. As they grow, and fall in love, Sushi suddenly left one night, without explaining why or saying goodbye. After all attempts to contact her fail, Suho's father tells him that Sushi only liked him for his wealth, Suho anger grows inside him, his anger leading him to the road of vengence. To make her crawl on her knees and beg for mercy. Why did Sushi left. What does Suho have in store for Sushi? What if Suho falls for Sushi once more? Will he continue his pact for vengeance? All rights reserved. Copyright © SushiDesu