Jean Grey Issue #3 (Cover & Description)

This is out June 28, 2017. Check out the full cover and a description of the issue below.
Desperate to find any information that will help her stave off possession by the Phoenix, Jean Grey ventures to Atlantis to entreat its surliest former host: NAMOR, THE SUB-MARINER! But Namor has his own fish to fry…And when Jean is swept up in the Sea King’s madness, will she find herself in over her head?