Joucho wo Mechakucha ni Shitekuru Onna (Semimaru)

Yuuta was your typical introverted loser.

One day, he got invited to an IRL meeting by someone he met online with a shared interest. He wondered what kind of person will be there, and it turned out to be a beautiful lady far beyond his expectation! Yuuta felt thrilled but guilty, and he was flustered at every turn.

Seeing his nervousness, she tried to draw him out of his shell...?

(Source: Kadokawa, translated)