HOME: Where was your OC born? What was their first home? Do they still live there? If not, why not? How do they feel looking back on it?
BIRTH: What was your OC's first experience with birth? A sibling, a pet, their own child?
DEATH: What was your OC's first experience with death? Was it a person they knew, a pet they had, a story they heard? How did they feel about it then, and what do they remember about it now?
FEAR: What was the first thing your OC was afraid of? Why were they afraid of it? Are they still afraid now, or have they grown past it?
LEAVE: What was the first time your OC left home? Why? If they've never left home, do they want to? Where would they go?
LOSS: What was the first significant loss that affected your OC? What made it significant? How did they deal with it? Have they gotten over it since it happened?
LESSON: What was the first important life lesson your OC learned? How did they learn it? Was it a kind lesson or a difficult one? Do they still remember it now, or has their worldview changed?
EDUCATION: What was your OC's first experience with school or education? Were they homeschooled? Apprenticed? Sent away to study? If they didn't have any kind of schooling, where did they learn about the world or pick up the skills they have now?
JOB: What was your OC's first job? How did they get it? How did they feel about it? Do they still do that work, or has life taken them in a different direction?
PAYCHECK: What did your OC spend their first paycheck on? If they've never had a paycheck, what would they buy if they were to get a sudden windfall today?
GIFT: What was the first important gift your OC remembers receiving? Who was it from, and what was the occasion? Do they still have it?
FRIEND: Who was your OC's first friend? How did they meet? What was their friendship like? Are they still friends now?
KISS: What was your OC's first kiss like? Who was it with? Do they remember it?
LOVER: Who was your OC's first partner/lover? How did they get together? What was their relationship like? Are they still together?
SEX: What was your OC's first time like? If they haven't had sex, is there any particular reason why they would or wouldn't be interested in sleeping with someone?
ENEMY: Who was your OC's first enemy? What was that relationship like? Do they still consider that person an enemy, or have they moved past that?
BATTLE: What was your OC's first fight or battle experience? What do they remember from it? Did it affect them in any way, and if so, how?
ADVENTURE: What was your OC's first adventure? Is it something they'd call an adventure? How did they feel about it?
KILL: When was the first time your OC killed someone? How did they feel about it then, and do they still think about it now? If your OC has never killed before, would they? Under what circumstance?
OCEAN: When was the first time your OC saw the ocean? How did it make them feel? If they've never seen the ocean, do they want to?
MOUNTAINS: What was the first time your OC saw a mountain range? What was that like for them? If they've never seen mountains, do they want to?
WISH: What's the first thing your OC ever wished for or wanted? Do they still want that, or have their desires changed? If so, what changed them? If not, how far would they go to fulfill their wish?
LEVEL: If your OC has a class or uses a leveling system, what is it and when did they take their first level? If they don't, when would you consider them being skilled enough to start doing whatever they do now? How do they feel looking back on that first step now?