[Clear hesitation, staring down at the tea cup in her hands.]

... She was kidnapped by enemy forces. We were ordered to hand over one of our sacred treasures, the Fire Emblem, in exchange for her safety. But doing so would give the enemy a dangerous power, and make our own land appear weak and defenseless. To give Lord Chrom such choices... between his own flesh and blood, and his homeland's safety...

... But, Lady Emmeryn... she wouldn't force her beloved brother to sacrifice anyone. So... she took the choice out of her hands... and ended her life by her own hands.