Title: Wings of Terror

Act 1:
Scene 1:
INT. PET STORE - DAY

The tranquil ambiance of a pet store is disrupted by the arrival of a mysterious crate. The store owner, MRS. WILLOW, opens it to reveal a group of unusually aggressive parakeets.

Scene 2:
EXT. SUBURBAN NEIGHBORHOOD - DAY

The parakeets are purchased by the unsuspecting HARRIS family. As they bring the birds home, strange occurrences begin to unfold.

Act 2:
Scene 1:
INT. HARRIS RESIDENCE - NIGHT

The once-friendly parakeets turn malevolent, attacking the family members one by one. LUCY HARRIS, the teenage daughter, discovers a hidden note linking the birds to a dark past.

Scene 2:
EXT. PET STORE - NIGHT

Mrs. Willow, haunted by guilt, reveals the sinister origin of the parakeets to a skeptical detective, Detective GARCIA.

Act 3:
Scene 1:
INT. HARRIS RESIDENCE - NIGHT

The Harris family battles for survival as the parakeets unleash their full fury. Lucy uncovers a connection between the birds and a long-forgotten murder spree.

Scene 2:
EXT. ABANDONED WAREHOUSE - NIGHT

Detective Garcia and Mrs. Willow race against time to stop the parakeets' reign of terror, leading them to a chilling confrontation in the warehouse where the birds were bred.

Act 4:
Scene 1:
INT. HARRIS RESIDENCE - DAY

With the parakeets finally defeated, the Harris family begins to rebuild their shattered lives. Detective Garcia and Mrs. Willow reflect on the horrors they've witnessed, vowing to never forget the lesson learned from the murderous parakeets.

Scene 2:
EXT. GRAVEYARD - DAY

In a final twist, a lone parakeet is seen perched on a gravestone, its eyes gleaming with malice, hinting at the possibility of more terror to come.