Eros in Leo. ( in )Fantasies for Eros in Leo often revolve around their partner's desire for them. These lovers generally get off on what they believe their sex partner must be feeling about them. They can put a lot of time into autoerotic behavior, and are often given to much flirtation and many infatuations. Nevertheless, they can be more loyal than most. Eros in Leo lives for love and attraction. They are threatened when passion settles down in their relationships. They feel the need to keep passion alive, and when it settles in a relationship, they can be addicted to flirting with other people in order to feel alive and potent. Eros in Leo lovers have a big ego investment in their relationships.