You've finally finished a grueling day at university. The weather is bright and nothing bad happened, but for some reason, you feel mentally exhausted and your head is a mess. You shove your pens into your bag and step out of the lecture hall, suddenly realizing you have so much free time that you have nothing to do even if you go home. Instead of becoming a shut-in at home, it's better to meet someone. How should you spend your time?