Ultraman: My Childhood Friend Is Actually Carmilla

[System] + [Ultraman] + [School Beauty] + [Mature Beauty]

After transmigrating, Yang Yan unexpectedly became bound to a System.

The System also gave him the power to transform into Ultraman Trigger.

By completing the System's missions, he could earn chances to draw prizes. From then on, he became the new urban legend: the “mysterious Giant of Light.”

But one day, he discovered that his childhood friend, hailed as the most beautiful girl on campus, seemed to have a mysterious identity.