this is some info from the alias magazine about some future episodes
.10 THE INDEX
Written by Alison Shapker & J.R. Orci
Directed by Larry Trilling
Airdate: March 2, 2005
The mysterious Blackwell Index is veryone's priority, but what secrets does it hold? Sydney and Vaughn are reminded nothing is ever as it seems...
4.11 THE ROAD HOME
Written by Josh Appelbaum & Andre Nemec
Directed by Maryann Brandon
Airdate: march 9, 2005
Vaughn begins to question everything he knew about his father, and Jack retreads a familiar, dangerous path towards someone from his past...
4.12 THE ORPHAN
Written by Jeffrey Bell & Monica Breen
Directed by Ken Olin
Airdate: March 16, 2005
Nadia's complicated upbringring begins to become clearer, just as Vaughn is forced to
undertake a quest that he knows could change his life forever...
4.13 NIGHTINGALE
Written by breen Frasier
Directed by Lawrence Trilling
Airdate: March 23, 2005
A vicious experiment sparks the interest of APO, especially Jack and Vaughn, as Sydney entrusts Jack with something that isn't hers to divulge...
4.14 PANDORA
Written by Jef Pinkner & J.R.Orci
Directed by Kevin Hooks
Airdate: March 30, 2005
Vaughn is drawn into a deadly situation that could finally provide him with the truth about his father, but at what cost...?