That's because for Akoni, the "old days" involve being raised by a demon worshiping cult and living for a decade in Hell itself. He'd really rather not talk about the old days. :P
They wouldn't be if they were witness to it themselves. :P Hearing a story and seeing it in all its profane glory are exceptionally different experiences, after all.
I'm rather looking forward to what Souta's reaction is to the paper airplane message that's making its way to him. Should be entertaining, even if subtle. Heh.
And posted. @Rivaan if the post looks a little like god-modding, I do apologize. This was simply to end the battle and to move on with the story. Kosara is still alive regardless and can recover fairly easy. If you want me to change it, please let me know and I'd do it.