[Touken Ranbu] Mr. Yao Voluntarily Falls Secretly

Legend has it that there was a ruthless Yakuken Toshiro who drew his sword on the battlefield. I heard that he still wielded the dark sword... The Awataguchi family felt distressed, while the rumored drug president himself expressed confusion. I just want Sharkshuo to march... I heard that if you fall into darkness, your strength will become stronger? Okay, then I'm willing to give it a try. Purpose: Anti-darkness