Ruri

Bounty Hunter Ruri Chaser Ruri Noble Bounty Hunter Ruri Deadeye Ruri

Story
Ruri was an orphan from the slums, but that didn't let her down. To get the money for curing her frail younger sister, she became a bounty hunter. Sadly, despite all her efforts, she couldn't cure her sister's illness, stabilize it is only the best she can because of lack of money. But when she learned that Joker has a big bounty on his name, she began to hunt him. In the end, she was able to get the massive reward for capturing Joker so she can fully cure her sister and also make the orphanage she used to live a better place with the remaining money.

Joker managed to escaped afterward though...