Dark Voyage Matters of the Heart by I.T. Lucas — book slip

As Annani and Syssi set out to unravel the mysteries of Syssi's visions about the gods' home world, the long-awaited wedding cruise sets sail with Aru, Gabi, and Aru's teammates on board. While the gods find themselves surrounded by immortal clan ladies eager for their affections, they soon discover that destiny has a different plan for them.