namjoon is an omega, they don't get treated with much respect in modern times. finding a job was hard until they started opening up. by they, meaning brothels, small buildings for rich alphas and privileged betas to use omegas for sex. taehyung was among rich and privileged, he was an alpha with status. under the kim legion. he can't be caught with a prostitute but he's lonely by choice and namjoon seems to agree with his terms. - mainly smut chapters