Conversation so far:
When was season 1 of Buffy the Vampire Slayer released?
The Buffy television series first aired mid-season in March 1997, almost immediately earning positive critical reviews.
How does season 1 of Buffy the Vampire Slayer start?
Willow Rosenberg is presented as a bookish nerd with computer skills, and intimidated by popular girls. However, she quickly forms a friendship with Buffy Summers.
When does Willow Rosenburg start to develope as a character?
At the end of the second season, Willow Rosenberg begins to study magic following the murder of the computer teacher and spell caster Jenny Calendar.

Question: Who is Buffy Summers?
Self-contained rewrite: Who is Buffy Summers?