"kaito, i was afraid i couldn't beat you anymore!"
is what he's saying?

Now, where was she keeping THAT?

Zero_Hour said:
Now, where was she keeping THAT?

clearly she has a sneak skill of 78

PhantomNerifes said:
clearly she has a sneak skill of 78

Skyrim?

But still though, when I just look at those strips I thought everything that happen previously was just his imagination until I saw that brass knuckle

The first couple of panels strongly resembles the end of the first episode of Mermaid Melody...
A character named "Kaito" on the ground of the beach waking up, and a girl with twintails, tears in her eyes, and hands on the ground saying his name, happy to see him awake.