Just Calamarried by K.L. Hiers

Newlyweds Sloane and Loch are eagerly expecting their first child, though for Sloane that excitement is tempered by pregnancy side effects. Carrying a god’s baby would be enough to deal with, especially with the whole accelerated gestation thing, but it’s not like Sloane can take maternity leave. He works for himself as a private investigator. Which leads him to his next case.

At least this strange new mystery distracts him from the stress of constant puking.
When two priests are murdered within hours of each other, a woman named Daphne hires Sloane and Loch to track down the prime suspect—her brother—before the police do. Between untangling a conspiracy of lies and greed, going toe-to-toe with a gangster, and stealing a cat, they hardly have time to decorate a nursery….