It’s All a Metaphor
Remixed ending, a kind of AU to the rest of the arc. This is another way Tsuna and Xanxus might have come to their final understanding—a somewhat more dramatic one.
"Your Flame is strong enough." Xanxus took Tsuna’s wrist and pulled his hand up, placing it flat against his chest. "Show me, again."
Tsuna swallowed, trying to get his voice back from wherever shock had taken it. "Xanxus. I don’t know if…"
Xanxus eyes were burning, locked with Tsuna’s, and his words vibrated through his chest under Tsuna’s palm. "Show me."