Oliver is a vengeful and spiteful killer who lurks beneath the mask of a relatively harmless demeanor. Despite his awkwardness, he actually has good social skills when it comes to manipulating people to get his way, as he does with the members of the Catton family. This also ties in with him being a pathological liar who abuses people's sympathy with fake stories from his past for his own gain.Overall, Oliver is a person with a lot of pent-up anger that he took out in a cold and calculating fash