Starra the earthling is the alien trapped for the 7th time in a space warp.
Starra loves & wants to marry Rann, only she knows that.
Rita, her #2 enemy since her #1 enemy Dirk is missing, wants Starra dead, only she knows that.
Rann can unlock the time warp when he marries Starra, only no one knows that.
In the 7th time line, Starra is an a plain old citizen and kidnapped by Rann as a spy.