I can’t exactly answer this since I do not have the text. However, figurative language is saying something that is not literal. Most common type of figurative language is metaphors or similes.
simile ex: “She’s as happy as a clam.”
similes always have the words “like” or “as” in them
metaphor ex: “This room is an ice cube!”
hence the not so literal meaning
The answer is the boy drowning
Katniss finally realized she has “a kind of POWER”she never knew she possessed, which gives her an inner strength