Log Horizon (2013)

S2E16 Vampire in Daylight

The group heads to the Redstone Mountains to retrieve their magical bags. Along their journey, they encounter a band of merchants under siege by monsters. After rescuing the merchants, they find themselves outnumbered and struggling. Just when it seems all hope is lost, a girl who bears an uncanny resemblance to Shiroe comes to their aid, turning the tide in their favor.