Oh is a nerd who is considered the school's biggest loser. He hates the school because he is often bullied and mocked by his peers who call him Mushroom. However, even though he hates the school there is only one person who motivates him to come back every day and that is Peach, the school's prettiest and kindest girl. Can the biggest school's nerd end up dating this idol?
In the end of many fairy tales, the prince and princess live happily ever after. But if the end of the story becomes the beginning. So what will happen from now on? A story that proves the love of Tonkla, a loser, who falls in love with Gorya, a university star. With their extreme difference, no one accepted the relationship between the two, even Gorya's family. But both were indifferent to their fate and went on their own for ten years. As time passed, their love for each other begin to fade away until it came to their breakup. But that day, something happened to their lives. Gorya became pregnant, so Tonkla had to rise up and transform himself in order to fight for their own destiny, face the great wall that he had never faced. Will the final chapter of this love story end with eternal love, or will it fall because of Tonkla?