Few poems are as stripped down as this one. The speaker is begging someone to stop, and the poem gives us almost nothing else: no named person, no scene, no explanation. That bareness is part of its effect. We only know that something is happening that makes the speaker feel "unsafe," and that they want it to end.
The repetition of "please" and "stop" makes the voice sound desperate, almost out of breath, which fits the line "let me breath." Breathing here can be read literally, as panic, or as a sign of feeling crushed or trapped. The last line, "I'm sorry, just stop," is the most unsettling. The speaker apologizes even though they seem to be the one being hurt, which suggests fear or a habit of trying to calm the other person down. The mood is tense, raw, and uncomfortable, and it leaves the reader with a sense of urgency.