Her grandfather, although not a warrior wrote a book on strategy and tactics. [1a]
Together with Liberator-Prime Aetius Shieldborn her cohort was tasked with escorting the cartographer Tulla Mir to explore and map the docklands of Caddow, where they were ambushed by Beastmen. [1a] They fought hard to repel the attacks by the forces of Chaos, earning the respect of the Stormcast who fought alongside them. 
|Can't be looking at the clouds when the enemy is in the mud.
~Rena to Aetius.[1a]
- 1: Hallowed Knights: Black Pyramid (novel)