Lalaith was a happy child, and was compared to an
Elven child by most people. Túrin loved his little sister, but "he played with her seldom, and liked better to guard her unseen and watch her going upon grass or under tree, as she sang such songs as the children of the
Edain made long ago".
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But in the autumn of the year when Urwen was three, a pestilent wind, called the 'Evil Breath', came to
Hithlum from
Angband, and both Túrin and Lalaith were taken sick. Túrin recovered from the plague, but his sister died.
And why the plague came?
Because Maedhros was too rash.
Judge:You're guilty,Maedhros!You're guilty for murder of three year old girl.
Maedhros(lowers head):I am...
See? He himself admits it!