SWAP

"There's only one way to find out," the black-haired guy declared, acknowledging the uncertainty surrounding the mysterious contents. As the group pondered their next move, a sudden disturbance unfolded – a shadow emerged from the ground with swift precision, slicing the brown-haired guy's cheek.

Reacting promptly, the girl seized the opportunity to put the purported Saintess' blood to the test. She scooped some of the blood from the bags and applied it to the wound on the brown-haired guy's cheek. To the amazement of everyone present, the blood emitted a radiant white glow, and the cut on the guy's cheek miraculously healed before their eyes.