Museless_Fanfiction
Lance was left behind after the destruction of Galra HQ. Zarkon lived and the paladins are left without a pilot for the blue Lion, unaware their beloved Lance is alive within a max security prison, where another surprise prisoner, prince Lotor, accidentally had a fumble with his plans.
Haggar discovered Lotor's plan to take over the empire long before he's ready to fight back. The pair meet in the prison and plan their escape together, though Lance thinks he is talking with the member of the blades, not yet aware it is prince Lotor he is speaking with.