In Goblin Slayer episode 1, we observe a fifteen years old priestess who is a porcelain rank beginner adventurer and goes on a quest with three porcelain rank rookie adventurers to slay some goblins for stealing food, livestock and kidnapping some girls from a village.
The rookies thought killing the goblins will be easy but when they enter the cave things goes south very quickly.Goblins surrounded them from front to back. At first,they attack the wizard girl and they stab her with a poisonous knife. The priestess tried to heal her using her miracle but she couldn’t.
Then the boy adventurer boy gets attacked by a swarm of goblins. When the other girl adventurer saw that she tried to stop the goblins to save the boy and she tells the priestess to pick the wizard girl and run. The priestess picks her up and tried to run with the wizard girl but she gets hit by an arrow. She thought she is going to die.
That’s when Goblin Slayer came and start killing the goblins. He gave her a portion for the pain but she tells him to give the portion to the wizard girl.
Goblin Slayer tells her that it’s too late for the wizard girl because of the poison. Then he kills the wizard girl to set her free from her misery.After that, he tells the priestess that the goblins are led by a Sharman a powerful magic caster.
They go deep within the cave and sets a trap before going further. Deep within the cave Goblin Slayer tells the priestess to use a spell named Holy light and run back. When she casts Holly light, he noticed there are one Sharman, one Hob (Big goblin) and six goblins. Firstly, he killed the Sharman and then he ran too.
After running for a while, they reached near the trap then he tells her to use Holly Light again. The Hob goes blind for a second and trips in their trap.
Then he kills the Hob and goes on a rampage and kills all the goblin adult and child he can find. After that incident, the priestess join group with Goblin Slayer and their goblin killing adventure begin.