Taming the Muse Prompt 29, BoaS Part 14, History lessons, BtVS, PG

Title: History lessons
Part 14 of the Blood on a Sundial series. Previous parts, in reverse order, are here or in my memories.
Fandom: BtVS
Prompt: #29 - Et tu Brute
At: tamingthemuse
Disclaimer: here.
Rating: Pg
Word Count: 2,146

( History lessons )