"Just Gone Gay" is a porn video tag indicating that the content features two individuals who are engaging in homosexual sexual activities for the first time. This could mean that they may have previously identified as heterosexual, but have now decided to explore their same-sex desires. The term "gay" refers to the sexual orientation of these individuals, specifically being attracted to and sexually active with members of the same sex. This type of content is meant for an adult audience who enjoys watching gay pornography