Dear host:
Sudden interruptions may make you uneasy, but your time in the world has come. As a serious protagonist of a time-travel novel, it's time for you to use your energy to save the world.
As your future loyal companion, this system hereby sends a message to remind you that as of March 22, any random knowledge you see may become your destination for this time travel.
The world can be destroyed at any time, please prepare as soon as possible.