Angry Boys (2011)

S1E23 The Sound of Silence

A UFO is concealed beneath the surface of a lake on the property of a famous horse rider, who mysteriously disappears. SHADO locates the UFO and successfully destroys it during a tense shootout, causing the craft to disintegrate and leaving behind an enigmatic object bobbing in the water. Initially treated like a potential explosive, the item is recovered and taken to SHADO for analysis, revealing surprising outcomes.