Well...
[How long has it been? Since she'd left and started her search for Karel, it feels like an eternity has passed.]
It's been some years...but after I started my journey, I lost track of time.
Other options:
[Action]
Well...
[How long has it been? Since she'd left and started her search for Karel, it feels like an eternity has passed.]
It's been some years...but after I started my journey, I lost track of time.