Hardly Surprising

"Hardly surprising, since the second is the first's time-travelling daughter from an alternate future."

Of course—what could be more natural?

(From the entry on the psychic nosebleed at the TV Tropes Wiki.  Bonus points if you knew which characters were being referred to before following the links.)

Comments

[Trochee]

it's gotta be "second": Rachel Summers and "first": Jean Grey. Did I get it?

[The Tensor]

Winnah! (The answer's in the first link, BTW.)