The Earth's Sun is suffering a major, potentially cataclysmic, upheaval. Its temperature is rising at an impossible rate and enormous solar flares are erupting from the photosphere, sending fireballs directly to Earth. The Authority finds out that Winter, the former field commander of Stormwatch and an old friend of Hawksmoor's, is behind it.
— Description from Comic Vine community (comicvine.gamespot.com).
