Demetriou, the then-judge of Pasig regional trial court, handed down the March 1995 verdict against former Calauan, Laguna mayor Antonio Sanchez and six others (then-PNP Calauan Deputy Chief George Medialdea, Luis Corcolon, Rogelio "Boy" Corcolon, Zoilo Ama, Baldwin Brion, and Pepito Kawit) for the rape-slay of 21-year-old Mary Eileen Sarmenta and the killing of 19-year-old Allan Gomez in June 1993.
After the Second EDSA Revolution in January 2001 that led to Estrada's overthrow, Demetriou tendered her courtesy resignation which was accepted by President Gloria Macapagal Arroyo.
[2] Demetriou was the lead counsel for the core officers of the Magdalo Group, who led the siege to the Oakwood hotel in Makati on July 27, 2003.
[5] On January 24, 2024, prosecutors dismissed the case for "insufficiency of evidence, since her complaint has no basis and there is no proof or document to support her claims.
"[6] On March 19, 2024, in a circular, Archbishop Gilbert Garcera of the Roman Catholic Archdiocese of Lipa stated that "the Dicastery for the Doctrine of the Faith upon the fervent request of Bishop Pablo Virgilio David, revealed the 1951 decree rejecting ‘Lipa apparition’.The letter “in which Sister Mother Mary Cecilia of Jesus, OCD, then the superior of the convent where the known events occurred, confessed guiltily to having deceived the faithful about the alleged apparitions in Lipa and consequently asked for forgiveness” said Cardinal Víctor Manuel Fernández who further stressed that “This fact definitively and directly confirms the non-supernatural nature of the events in Lipa.”[7] ‘Give me the document, let me examine it.