The Scoobies go on a field trip to the museum. They're preparing for their cultural exchange program with students around the world.
Cordelia is excited for her exchange student Sven while Buffy doesn't care about her student.
Willow stops a rebellious kid Rodney from defacing a priceless artifact.
The students view a sacrificed mummy. After the leave the tomb exhibit, Rodney sneaks in to try and steal the mummy's seal. He breaks the seal and the mummy comes to life, grabbing onto his neck.
Buffy gets frustrating while training with Giles. He doesn't want her to attend the school dance, but he relents and approves.
Xander is happy Buffy is joining their night out. He doesn't want to be on a date with Willow. Willow overhears Xander telling Buffy and she's sad.
Rodney never returned home from the field trip. The others worry about him and visit the museum to find the broken seal. A strange man comes to attack them. They notice the mummy has braces on.
The real Ampata (male) arrives to the Sunnydale bus station and is attacked by the mummy. When Buffy and friends arrive to pick him up, they find a new Ampata standing there. This Ampata is female.
Ampata settles in nicely in Buffy's home. She gives some details about her life and the sadness around it.
Cordelia is frustrated over her exchange student situation. Sven is silent and is forced to follow her around.
Oz tells his bandmate that he is attracted to different types of girls.
The Scoobies bring Ampata to meet Giles. He asks her to translate the text and markings on the seal piece. She warns of a "bodyguard" protecting the mummy.
Xander and Ampata enjoy snacks on the football field stands. The two flirt and get along until the assassin returns to try and kill Xander and Ampata.
Willow comes to terms with Xander not being into her. Giles learns from the seal markings that the mummy killed Rodney.
Ampata gets upset over the attack. Willow encourages Xander to ask Ampata to the dance.
Buffy and Giles decide to look for the missing pieces of the mummy's seal.
Xander asks Ampata to the dance. She says yes. When she goes to the washroom, the assassin attacks her again. She stops and kills him.
Buffy searches through Ampata's things and find some men's clothes. She gets distracted to open the door. The real Ampata's body is hiding away in her trunk.
Willow goes to the dance as an Eskimo. Cordelia goes to the dance in a Hawaiian dress. Xander and Ampata dress in Latin America attire.
Giles informs Buffy that the guardian was killed. They find the body in the trunk. She is the mummy.
Xander and Ampata dance at The Bronze. Oz notices Willow in the crowd.
Ampata starts to revert back to being a mummy. She pulls Jonathan aside to drain his life force, but backs out as Xander emerges. She gets depressed at what she has to do; she tries to steal his life force.
Giles nearly finishes reassembling the seal when Ampata smashes it. The two fight and Ampata traps Buffy in the tomb.
Ampata is about to drain Willow; Xander gets in the way to stop her and offers himself as a replacement. Ampata goes in for the kill but dies from the curse.