Necrozma: "So, you're The Legendary Pokémon of The Darkest Day..."
Eternatus: "... A-are you my mom?"
Necrozma: "what?"
Eternatus: "Are you-u my mom?"
Necrozma: "no."
Eternatus: "you sure?"
Necrozma: "yeah... I'm sure."
Eternatus: "oh..."
Necrozma: "Because you're my little brother."
Eternatus: ":<"
Necrozma, looking at Eternatus in consern: "What's that face for?..."
Eternatus: "I have a sibling!!!"
*Eternatus flies away to Zacian and Zamatana*
Eternatus: "ZACIAN!!! ZAMATANA!!! I HAVE A SIBLING!!!"
Necrozma: "... Wow... I think that was the happiest I've ever seen him yet."