Yae Tenzen

Originally hired by Leip Barielle as a maid, later working alongside Priscilla and Al in the zombie infestation in Coffleton and the waterwheel among the Tenrill River.

Tanpenshuu Volume 4 Spoilers: Al later discovered that Yae was an assassin who had been sent to kill Priscilla. After a brief fight, Al claims she "resigned" due to "familiar matters," implying that she had been killed

Re:Zero Volume 39 Spoilers: It was revealed that she had survived her encounter with Al and seemingly went into seclusion until the Great Disaster's aftermath, at which point she joined Al's side in fulfilling his purpose for reasons unknown.