 Lasarra was a female Protoss scientist stationed on Kaldir when it was attacked by Zerg led by Sarah Kerrigan.The Protoss were defeated; Lasarra was captured during the attack on Kaldir at the request of Abathur, who wanted to experiment on her even though it was known that the Protoss could not be infested.Kerrigan agreed to spare Lasarra's life until she found a use for her.