What is the omen that the mouse runs into the house?

Rats often haunt sewers, toilets, kitchens, sundries, garbage dumps, etc. Rats like to move where there are bacteria.

Rats are mammals, rodents, rodents, commonly known as "rats", which are the fastest-reproducing and highly viable animals among mammals. There are about 3000 kinds of mice in the world, and their footprints can be seen indoors and outdoors. Rats are very fertile. Because rats like to hang out in dirty places, they often carry bacteria, spread diseases and do harm to human health.

What is the omen that the mouse runs into the house?

It's time to tidy up at home.