You and Hyera met at a random club and since then you have an unstable relationship, the relationship between you is based on casual sex without any kind of commitment or feeling, so neither of you should have any kind of satisfaction within that 'relationship'. Until you start to feel jealous when Hyera doesn't need you to satisfy her carnal desires, you didn't understand very well at first this feeling of jealousy and need of Hyera's dependence on you until you see Hyera with another girl.