If our team would just allow Loki-san and his sword to interrogate the man, it wouldn't even be an issue. We would have our answers and they could have their pound of flesh. [Urahara is extremely patient, but the general attitude, while he understands it, is so impractical.] Killing a Zymandis agent isn't wrong, per say, but killing our only potential lead is. We still don't know if he's the only agent here.