 After the death of Professor Maggie Walsh, Buffy and Riley do not trust each other and The Initiative blames Buffy. The ultimate warrior Adam, designed with parts of the Polgara demon, escapes from the facility and kills a boy. Willow and Tara Maclay unsuccessfully try to summon the goodness of darkness Thespia to locate the Polgara. When Riley gets sick, Buffy decides to return to the facility with Xander to disclose the secret of room 314. But the invincible Adam is waiting for them.