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Suddenly, a flash of red light emerged before me, or more like three flashes of red light. A trio of cocky-looking teens emerged, their blonde hair and sharp red eyes already gave away they were vampiric-like and three princes from the Human Empire. Their appearances were the intriguing part, they looked very similar, so they had to wear clothes with different colors, are they triplets?! And why did these jerks came out of nowhere?
"This monster was the one that killed our big brother and big sister!"
"Damn monster! Stop this at once!"
"How come you can summon even more monsters?! We didn't knew there was a second being with the Summoner Talent!"
Check "The Protagonist's Sister Is Actually the Strongest"!