This sentence expresses a deep and contradictory feeling. "Love-hate relationship" means having deep feelings for someone or something, which includes both love and pain and entanglement. The next sentence "I can't cut into the confusion" means that I can't completely give up and sort out this complicated and confused emotion. It reveals that it is often difficult for people to make clear and simple choices or treatments in the face of strong, complex and even conflicting emotions, because they seem to have clear thoughts and relationships in their hearts that cannot be separated, untied or clearly selected.