Freedom Flight

Captain Roberts, his crew, and his friends are being hunted by the Alliance, the Crimson Tide, and bounty hunters. He has a price on his head that few can resist. While fleeing his enemies, his fleet comes across a derelict fleet. The advice he is given by his friends is to leave them be, but he can't resist the temptation.
Spiders have attacked a colony, but why? Can Nathaniel and his friends save the colonists from being eaten?
What are deevils and niffids? Do they have a purpose, or are they just a nuisance?
Ages ago, vampires have been quarantined on a planet orbiting a brown dwarf star. They are friendly and invite Nathaniel and his fleet to visit them. They offer aid and help with much-needed repairs. It is just the break that the crews of the Vengeance, the Persephone, and the Lucy need.