Oxytocin is the hormone that makes you feel like you fell in love. Otherwise, the chances of you getting enamored with your partner will increase — as will the chances of drama.
You are not in a relationship with this person, so don't prioritize them.
Moreover, if you are trying for a casual relationship, don't romance them. And, above all, understand that they can sleep with whoever else they want and drop you without a moment's notice.
When you're in a relationship, you become a priority for your partner.
When you're in a relationship, you prioritize your partner.
If you're not, then it will be problematic, to say the least.
Before you have a casual relationship with anyone, talk about what you expect from one another.You might find that your expectations are different, and that may make you rethink things.From what I've seen, this is one of the rules for a casual relationship that is universal.This is not the person who will prioritize you, nor should you prioritize them.You are casual because there are reasons why you two aren't pursuing an official relationship.The best way to avoid sending mixed signals is to keep your lives as separate as possible.