Something in Yuugi's heart burst into a kaleidoscope of color.

It wasn't the fact that Kaiba offered to compensate, because in truth, that could have been due to his sense of honor. Same with his own dedication to him getting the utmost care.

The last part, though.

That...

That was...

"Mokuba, did...did you hear that?!" Yuugi grinned as soon as Kaiba was out of the room (though probably not out of earshot, because Vampire hearing). "I think we're starting to become friends!"