Intentionally time stops during blitz game
Clock time can be adjusted by the server to account for lag.
https://support.chess.com/customer/en/portal/articles/1444849-why-did-the-clock-times-suddenly-change-the-clocks-seem-broken-
Once you read it, you will understand that the game is not biased.
Also, you could not have won at the end because all you had left was your king.
https://www.chess.com/live/game/1924829365?username=ashespaul