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 the day feels complicated. After stuffing your pens into your bag and stepping out of the lecture hall, you suddenly realize you have so much free time that you'll have nothing to do even when you get home. Since you'd just become a shut-in at home anyway, you figure it's better to meet someone. How should you spend your time?