Answer:
This Person Dies of a Heart Attack.
Step-by-step explanation:
1. bath take away the ba and you're left with th, add an i, thi, sun minus un, this.
2. pear minus ar, pe, add r, per, sun but the u equals o, person.
3. die, singular of dice, plus s, dies.
4, ox, but the x equals f, of.
5. a, heart shape, a heart.
6. ant but the n equals t, att, plus a, atta, lock minus lo, attack, add a period at the end, attack.
This person dies of a heart attack.
Little side note, I've never read the book, but I love puzzles and this one was really fun to do.