kartikoli
Skilled
A small earthquake can be a possible reason as it might have stopped all clocks and in second wave the clocks were shaken enough to started working at the same time with a gap of 10 min. (Or some kind of nearby construction that could have shaken your house)
But don't rule out ghosts scenario as well![Tears of Joy :tearsofjoy: :tearsofjoy:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
But don't rule out ghosts scenario as well