Piyali's Password (2009)

Sinopsis

A young woman comes to the United States from India to complete the legal formalities of her scientist sister's accidental death. However, as she tries to wrap things up, to her horror she discovers that perhaps her sister's death was not accidental. Caught in a web of conspiracy in a foreign land she struggles to get behind the truth, determined to unravel the mystery behind her sister's untimely death.