<Li> Loki - Norse god of mischief, lies, and deceit . He is the father of demigod Samirah Al Abbas and mother of demigod Alex Fierro . </Li> <Li> Annabeth Chase - Magnus Chase's cousin . Also in the Percy Jackson and the Olympians and The Heroes of Olympus series . Demigod daughter of the Greek goddess Athena . </Li> <Li> Mallory Keen - A resident at Hotel Valhalla . She is the daughter of Frigg . She is the girlfriend / ex-girlfriend / re-girlfriend / ex-girlfriend / re-girlfriend of Halfborn Gunderson and has dual serrated knives, a gift from her mother, Frigg . </Li> <Li> Halfborn Gunderson - A resident at Hotel Valhalla . He was a Viking until he died . He has two axes, and is very violent . </Li>

Where does the hammer of thor take place