Alice Selezneva. One hundred years ahead. Bulychev K.

Kolya is an ordinary Moscow schoolboy. His neighbor takes the ambulance to the hospital, Kolya promises to look after the apartment, but suddenly discovers a time machine in an unlocked room.

Kolya makes self -starting to the future, fluids there in a star in the interplanetary space. The rejected rescus an important device, for which space pirates hunt.

Alice (guest from the future), took myelophone from her father, goes into the past, and tries to find Kolya.