Do Kyungsoo, a good boy with a warm heart.   Kim Jongin, a bad boy with a cold heart.

They want to make this work. - "Kyungsoo, you don't understand. When I said

Kyungsoo understood that now was probably not the best time to change schools. He really did understand that, but this wasn’t just

Kyungsoo finds a lost dog and goes to return it to its owner. The owner is not who he expects them to be.

Kyungsoo might be requesting too much from the pizza delivery service.

Kim Minseok, the school's "nerd", finally gets a valentine.