Superman [Sonn]; Superbaby; Krya, Thol; Ruoa; Lasil; Vol; Jonathan Kent (cameo); Martha Kent (cameo)
En route to Earth after the destruction of Krypton, Kal-El's rocket was thrown into another dimension, where he lived for a whole century, maturing, marrying, and raising a son before a terrible discovery forced him to be devolved into an infant and sent back to his home dimension, where his rocket landed near Smallville.
Supergirl [also appears as Linda Danvers]; Gary Sparks; Fred Danvers; Edna Danvers
Since Gary Sparks has broken up with Linda, she decides to pursue him as Supergirl. When Gary proposes to her, she uses a computer she invented, the Prognosticon, to predict how their marriage will turn out, and the news isn't good.