Is she sole child to the king?
Is she the only child of the king?
Second Gentleman · Act 1, Scene 1
The First Gentleman has just introduced Imogen as the heir to Britain, and the Second Gentleman asks this innocent question that unlocks the play's central mystery. The answer—no, the king had two sons who were stolen twenty years ago—sets in motion the question of identity and legitimacy that haunts every character. What seems like a casual aside is the thread that will unravel the entire plot.
O disloyal thing, That shouldst repair my youth, thou heap'st A year's age on me.
Oh, treacherous woman, You were supposed to make my youth better, but instead You've added a year to my age.
Cymbeline · Act 1, Scene 1
Cymbeline has just learned that his daughter married in secret, and his rage explodes into this accusation that she has betrayed not just his will but his life itself. The image of her aging him shows how fully a father's sense of authority and continuity has been shattered. This sets up the king's vulnerability to the Queen and Cloten throughout the play.
He that hath miss’d the princess is a thing Too bad for bad report: and he that hath her-- I mean, that married her, alack, good man! And therefore banish’d--is a creature such As, to seek through the regions of the earth For one his like, there would be something failing In him that should compare. I do not think So fair an outward and such stuff within Endows a man but he.
Whoever missed out on marrying the princess is someone Too pathetic for even bad gossip: and the man who married her-- I mean, the one who’s now banished--is a person so rare That if you searched the entire world for someone like him, You’d find that something would be missing in anyone who could compare. I don’t believe Anyone else could have such an outward appearance and such qualities inside.
First Gentleman · Act 1, Scene 1
Two gentlemen open the play by discussing the scandal of Imogen's secret marriage to the low-born Posthumus instead of the royal Cloten. The First Gentleman insists that any man who lost her has lost something irreplaceable, and any man who won her has won a treasure no comparison could match. His praise establishes Imogen not as a prize to be judged but as a person of such rarity that she remakes the value of anything near her.