Novels like Synchronizing Minds - A first contact story

All share Non-Human Lead, Psychological and Multiple Lead Characters

Diving the Blue

Magical Girl Mechanical Heart

Hero by Design: The Old God's Game

The God's Gauntlet: A Multi-Dimensional Scavenger Hunt

The Genesis Saga

The City of Chipped Hearts

Geostrataverse Chronicles: Correspondence™

Sparkheart: Recall the Rebirth

Project Open Door