The guy runs after the bus that leaves. He missed the bus and tries to catch up with him.

i missed my bus here ways to know how to get compensation if you missed your bus, normally companies provides voucher ticket as a refund of your ticket

Image Adobe Stock / VadimGuzhva

If you are in a hurry then running after the bus might sound like a better option but it should be kept in mind that it is not a safe thing to do. You might fall down and get injured or worse.