Caro was one of the failed experiments in cloning force sensitives by Unknown dark side forces somewhere in outer rim, uncharted area. Memory wiped and sold to slavery without any reason to live. As he grew, the force became stronger with him and began healing his memory in a nightmare of flashbacks. All programmed in his dna found place. Though an error made him susceptible to both light and the darks side. Once and finally, he got out. Thus, the journey have just started. With the power in his body and programmed cunning.
The slaughter was noticed by an exiled force user. Both Caro and his new mentor were smuggled of that planet.