Full Moon Flirt

Lucy is an ordinary girl who likes dating sims and magical girls a bit too much.
While taking the train home, she finds herself lost in a forest. After hitting her head on a tree and losing consciousness, Lucy wakes up in... a vampire mansion?

And the twins that rescued her don't seem to be really happy about that: They haven't met a human in decades, and they are kinda starving... But the sleeping potion they gave her to not feel pain was useless!

After losing hope, Lucy remembers something a certain person told her...