A train in outer space is hijacked. Luckily, Professor Odd is on board. Unluckily, the hijackers know her of old and the situation quickly becomes dire. Jill, Selene and Clara come to the aid of a grieving woman haunted by ghosts, and Bouragner Felpz manages to coax Corianne out of retirement one last time in order to find a lost university student and solve a mystery that has lain dormant for forty years.These are the stories of Apsis Fiction: Mesohelion 2018, the tenth and final issue of Goldeen Ogawa's semiannual anthology of fantasy and science fiction.Mesohelion 2018 includes: "Cerberus Retired" Parts 1 and 2 (Professor Odd #12)"Half Lives" (Driving Arcana #12)"The Peculiar Case of Professor Odd" (Bouragner Felpz, Volume III #3