Appraise the unity of Plot

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Across
  1. 2. (n.) arachnids
  2. 4. (n.) a fortress that commands a city; stronghold.
  3. 6. (v.) to shake or move with a slight trembling motion.
Down
  1. 1. (n.) a building in which domestic animals are sheltered and fed.
  2. 2. (adj.) not domesticated or under human control.
  3. 3. (v.) to go or come after and bring or take back.
  4. 5. (v.) to exert one's power of body or mind especially with painful or strenuous effort