Where loyalty lies

(Give it a chance, please❤️)
It was 1973, there was an engagement party at the Lestrange's estate.
...

"These are the forgeries of jealousy:
And never, since the middle summer's spring,
Met we on hill, in dale, forest or mead,
By paved fountain, or by rushy brook,
Or in the beached margent of the sea,
To dance our ringlets to the whistling wind,
But with thy brawls thou hast disturb'd our sport."
...
he then put an envelope on the table "what you've asked for...You were right. A war is coming"
The professor took it and put it in his pocket "My dear, Kingsley, it has already begun."

...
"What's this?" The witch asked
"That's a piece of me...are you familiar with the concept of horcrux?"
"I may have read something about it...you mean..."