Ep. 4: Uruka's father finds a Steel Angel named Saki II while Uruka searches for activation instructions.
Aired on May 3, 2001

4
Uruka's father discovers a Steel Angel identical to Kurumi, who is named Saki II. Meanwhile, Uruka investigates Nako's house in an attempt to locate the manual required to activate the Steel Angels. This sequence of events highlights the introduction of the new mechanical entity and Uruka's efforts to understand the operational procedures necessary for controlling these beings.
Episodes
- Ep. 1 · Nako Kagura and Uruka discover a cavern statue containing Steel Angel Kurumi Mark II.
- Ep. 2 · Kurumi emerges from her capsule to kiss her new female master, Nako.
- Ep. 3 · Kurumi and Nako face attention and robot chaos at school
- Ep. 4 · Uruka's father finds a Steel Angel named Saki II while Uruka searches for activation instructions.
- Ep. 5 · Uruka attempts to orchestrate a school confrontation between Saki Mark II and Kurumi.
- Ep. 6 · Kurumi and friends enjoy the beach while Uruka sets a water trap for her.
- Ep. 7 · Nako's Late Arrival and the Temple Ritual for Karinka Mark II
- Ep. 8 · Saki attempts to unite Kurumi and Uruka but becomes bait for the new Karinka Mark II