A Tragic Resolve Is the Courageous Decision

is the eighth episode of Magical Girl Lyrical Nanoha A's. It was originally broadcast on November 19, 2005.

Hayate's condition worsens, and she is hospitalized after collapsing at home. The TSAB realize that the Book of Darkness is going to kill Hayate upon its completion. Nanoha and Fate visit Hayate in the hospital through Suzuka, a mutual friend.