XS

XS is a manhwa written and illustrated by Song Ji-hyoung

Plot
In a strange future where gifted, "hybrid" humans police the planet, Mina is a likeable tomboy with growing psychic powers. When a young boy falls into a coma after gazing into her eyes, it's clear that there's more to Mina than her pretty looks. This young boy, Inchang, grows up to be quite a daredevil, and his awkward, secret love for Mina fuels his protective fire when mysterious men arrive, bringing the violence of the "hybrid" world with them!

Other Sources

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 * Comic Book Series Wikia