this stanza suggests that the writer feels numb or hurt as they describe their pain and emptiness in first person (eg: my heart aches)
they may not have any physical sensations as they have "drowsy numbness pain" which could also suggest that they feel extremely drained and tired.
Answer:
My fav tik.tok dance is BlackPink Rosé's 'WAP' dance she did when she got 10M+ followers.