The gray spherical objects are bubbles that you can pop with a finger press. Don't be too quick to get rid of all of them though, as they can be useful for protecting your growing circles from dangerous objects. Only ever clear just enough space to allow growth to continue before popping any more.

Embark on an inspiring mission of human connection beyond the UCA. Sam — with companions by his side — sets out on a new journey to save humanity from extinction. Join them as they traverse a world beset by otherworldly enemies, obstacles and a haunting question: should we have connected?