It allows you to kill what you want every second, which works according to the setting of time.

You can successfully choose your favorite seat by using the "second choice prop".

A library is an institution that collects, sorts out and collects books and materials for people to read and refer to. As early as 3000 BC, libraries appeared. Library has the functions of preserving human cultural heritage, developing information resources and participating in social education.

Ancient libraries had the names of stone room, pavilion, view, library, building, mansion, hall, hall, room, desk and pavilion.