'Along Came a Spider' are 4 bonus chapters focusing on Arachne Tellwyrn, showing some of her background and past. They were posted in reverse chronological order, starting with part 4 and ending at part 1.
Bonus #10: Along Came a Spider, part 4[]
Alaric researching near Deep Wild when Chaos happens, Arachne comes from the jungle, they stop Chaos cultist, Arachne decides to eradicate stupidity (ie found UU)
Bonus #11: Along Came a Spider, part 3[]
Mary crashes Calderaan heir party, for they've forgotten the elves' alliance. Arachne stops her mid-curse, and they reach a compromise: the baby will be raised in the elven ways by both.
Bonus #12: Along Came a Spider, Part 2[]
Arachne joins adventurers against female gladiator arena, it's run by Zanzayed, she Tells Wyrm to stop.