Overall, Caleb has shown a keen interest in returning to the ground. He is known to be trustworthy and disciplined, good at following and giving instruction. If it wasn't for the fact that his skills were better served in the sustenance garden, he would have made a good Peace Keeper Candidate.
Caleb was born to a middling family in the European Nation orbiting Earth. His mother worked in the kitchens while his father worked in the sustenance gardens. He received average to above average marks in his academics; excelling in skills related to both of his parents positions. During his primary and secondary education, Caleb never really got in trouble with his professors.
As he aged, Caleb helped out in the gardens more and more. Eventually he decided to part from his secondary education to take up a position full time. Though he did continue with the extracurricular classes such as botany and other such life skills that one might need pertaining to planting and farming on Earth.
Upon hearing that they were asking for young volunteers to take a maiden voyage to Earth, Caleb volunteered. His name was selected from to join as one of the twenty-five citizens from the European Nation for the mission. He knew this was the mission as the remaining Four started to unite.