Caution! Be Mindful of Contact

With a battered and broken body, I barely managed to defeat the boss monster before closing my eyes. But when I opened them, I found myself trapped in some mysterious castle. And to make matters worse, I had become a ghost. Ten years passed like that. One day, while spending my time tending to the abandoned castle where not a single soul could be found, someone finally visited. And it was a man who claimed to be the original owner of this castle, along with his subordinates! It was fine even if they couldn't see me. Just the fact that there were people here was enough. But then, what was this? “You can see me?” Kael was looking directly at Loren. He could even touch him. Furthermore, th...