After a terrifying nightmare in outer space, Walter Franklin needed to discover a reason for living.
He found it in the ocean depths when strangers defied death to give him life.
Freedom to roam above and below the great waters should have been enough for any man - but Franklin was haunted by the memory of an echo... an echo that could solve the oldest mystery of the sea...
This is an alternate cover to the edition already listed on here (http://www.goodreads.com/book/show/15...)
