The team is:
Jinsei with Small Healing Potion
Jyouzu with Smoke Bomb
Ken with Kunai
Basically, the aim of this team is to deal as much damage as possible.
Steps:
1st turn: Use Two Heavens on Head Jailer if possible. If not, use Bloodletter Stab on him,
then Throw Kunai.
2nd turn: So the Head Jailer stunned Jinsei. Use Two Heavens on Head Jailer if possible, or just use Dragon Fist. Add on Smoke Bomb too.
3rd turn: Go all out on the first Jailer's Guard. Use Dragon Fist, Crossbow Shot and Two Heavens.
4th turn: Kill the First Guard this turn if possible. If not use Bloodletter Stab on the second Guard, following Throw Kunai or Dragon Fist.
5th turn: Kill the first Guard, then use Two Heavens on the Head Jailer.
6th turn: Kill Head Jailer. Use Wazashi Strike and Dragon Fist.
7th turn: Kill the second Guard. You win.