Complex sentence: After she witnesses Tsubasa's lack of interest in proceeding with the job, she ripped off Tsubasa's clothes so she would turn into a deadly weapon, but the fight between Tsubasa and Yoichi was interrupted by Washizu.
Split into simpler sentences: After she witnesses Tsubasa's lack of interest in proceeding with the job, she ripped off Tsubasa's clothes so she would turn into a deadly weapon. But the fight between Tsubasa and Yoichi was interrupted by Washizu.