RPG Combat System with World Map Mode and Turn Based Mode Switching

Hi !
I’m creating a little rpg right now and was searching on how i could come back to my location after a battle. Right now i’m can just reload the level and then it send me a the playerStart location.
I was reading this thread and i couldn’t found a way to solve my probleme.
I looked at KITATUS’s website but cand find the book he was talking about.
I need a little help. ( yeah i know this thread last message was a year ago but it’s the only thread i found on that problem.