Siffre: Has Alan shown up yet?
Blythe: Nope. I guess something might have come up.
Siffre: I wonder what happened.
Blythe: I don't know. I hope it's nothing serious.
Siffre: Last week his sister was admitted to the hospital.
Blythe: Oh? What happened?
Siffre: His sister had a car accident last week.
Blythe: Is she fine now?
Siffre: She is still in a coma.
Blythe: Oh, poor Alan! His sister is the only one he has left since his parents died last year.
Alan's sister had a car accident last week. Siffre and Blythe are worried about Alan.