"You stand on the bridge and look at the scenery, and the people watching the scenery are watching you upstairs." It doesn't mean that the person you like also happens to like you at that time. You are not the protagonist here, but in the hearts of others, this is not necessarily the case. This article has been filled with many hidden supporting roles. If you are interested, you can find them one by one. Let's see if they can all be discovered.