The author of Beowulf is an anonymous Anglo-Saxon poet. He lived in England during the time of the writing of Beowulf. It is estimated that Beowulf was written between the eighth and the eleventh century. The story is set in modern-day Scandinavia. Beowulf comes from the Geats, a region in Sweden. He visited Hrothgar, the king of the Danes - modern-day Denmark. Beowulf had heard that there was a monster attacking Hrothgar so he went to help Hrothgar defeat the monster.
If Erika's teammates so happened to give her a lot of reasons to go along with their plan, then the implicit message (or the underlying meaning; 'read-between-the-lines- message) would be that Erika should agree too it because it is a good plan that they were proposing.