the virus started because of a crazy scientist teacher-father of a student

you can see the corruption in the background. so this means the typical bullying in South Korea is just exasperated. it doesn't help the situation when it seems that the crazy science teacher-father supposedly made a freaking biological weapon for his son, or is it?

Yuta takes a while to make the mandarin juice

It was an amusing episode, but why did his mom have to pull his arm that way while getting Yuta to do his chore?