She’s a master of the space-time continuum. But with alien mercenaries hot on her high heels, is this assassin’s life about to end in a black hole?

Sophisticated grandma Ann Thrope is exceptionally good at murder. The planet’s most dangerous professional killer, she’s just completed lucrative hits across the cosmos. But when word of her remarkable work spreads through the multiverse, she’s saddled with a galactic-sized price on her head…