I'm the Best Strategy For The Strongest Bastards

Chiaki is an artificial girl manufactured in a laboratory. When she is taken out of the laboratory by Yoshiaki, who loves fighting, drinking and money, she decides to make Yoshiaki fall in love with her.

Will she be able to get the attention of Yoshiaki, who doesn't see her as a love interest at all--?

Note: Includes 1 extra chapter.