The narrator describes an intense and consuming relationship, likening his feelings to being ensnared by a siren. This metaphor highlights the allure and temptation that the woman represents, captivating him to the point of madness. He acknowledges the toll this connection has taken on him, suggesting both passion and turmoil.
Now, he feels it's time for this enchantress to face the consequences of her actions. The expectation of her "paying up" implies a desire for accountability, indicating that their relationship has reached a pivotal point where emotions must be addressed and reciprocated, moving beyond mere temptation into a deeper understanding.