You are apparently using condoms consistently for anal sex, and you are doing your best to assure that your partners are unlikely to have
HIV. And as you were told on the community forum, oral sex carries little or no risk for
HIV, especially for the insertive (penile) partner. If these habits don't change, you could have similar exposures daily for 50 years and expect to never catch HIV.
As for advising whether your partner was gaming you, i.e.