Love doesn't always lead to a "yes." In these four short lines, the speaker admits to deep feelings for someone: there is love, there is care, and there is real pain. Then comes the turn in the last line, where the speaker says they will still decide not to choose this person.
The repeated "Even though" at the start of three lines builds a kind of list of reasons to stay, and each one makes the final decision heavier. The speaker isn't saying the love is fake or fading. That's what makes the ending so hard to read. The word "decide" matters too. It suggests this is a deliberate choice, not something that just happened.
The poem never explains why, so we're left guessing whether it's self-protection, necessity, or something else. The mood is quiet, restrained, and sad, but also firm. The speaker hurts, yet doesn't waver.