The couriers new bicycle

Salisbury Forth is a courier of contraband in the alleyways of inner Melbourne, a city of fuel rationing, rolling power outages and curfews. It's a stressful life, post-pandemic. A vaccine dispensed Australia-wide is causing mass infertility, and the government has banned all remedies except prayer.
Vigilantes prowl for transgressors while ,the pious gather like moths under the streetlight a at dusk. Then someone starts trading tainted hormones on the boss's patch . Salisbury must find whoever is trying to destroy the business before everything goes belly-up...