Clockwork Planet (Light Novel) Vol. 5

The Earth has died, but the entire planet has been reconstructed using gears and clockwork. One thousand years later, a mysterious black box crashes into the house of a high school gearhead named Naoto Miura, a machine otaku who is obsessed with tinkering. The box contains the broken body of an automaton girl. When Naoto repairs the automaton and she becomes his clockwork companion, Naoto�s world will never be the same again.