Question: What church is in a hamlet that is overlooked by another hamlet near a castle that is 4 mi south-southwest of Montrose?

Context paragraphs:
Thida, Arkansas: Thida is an unincorporated community in Independence County, Arkansas, United States.  Thida is 4 mi south-southwest of Oil Trough.  Thida has a post office with ZIP code 72165.

Red Castle, Angus: Red Castle of Lunan is a ruined fortified house on the coast of Angus, Scotland.  It is about 4 mi south-southwest of Montrose.

Lidmore: Lidmore or Lydmore is a small hamlet and farm in the Vale of Glamorgan.  It is located just off the A4226 road, to the northwest of Highlight Park in Barry, Vale of Glamorgan and in close proximity to Brynhill Golf Club.  To the north is Great Hamston and Dyffryn and the hamlet is accessed through another hamlet called Northcliff from the main road.  To the southwest is Lidmore Wood and the Welsh Hawking Centre.

South Montrose, Pennsylvania: South Montrose is an unincorporated community in Susquehanna County, Pennsylvania, United States.  The community is located along Pennsylvania Route 29 2.6 mi south-southwest of Montrose.  South Montrose has a post office with ZIP code 18843.

Ingworth: Ingworth is a village and a civil parish in the English county of Norfolk.  the nearest town is Aylsham which is 1.7 mi south of the village.  The village is 14.3 mi north of Norwich, 7.3 mi east of North Walsham and 9 mi south-southwest of Cromer on the north Norfolk coast.  The nearest railway station is at North Walsham Railway station where the Bittern Line from Cromer to Norwich can be accessed and the national rail network beyond.  The nearest airport is Norwich International Airport.  The village lies a 0.9 mi east of the A140 Cromer to Norwich road.  The Village and parish of Ingworth had in the 2001 census, a population of 94.  For the purposes of local government, the Hamlet falls within the district of North Norfolk.  The population taken at the 2011 Census remained less than 100 and was included in the civil parish of Erpingham.

Springville, Pennsylvania: Springville is an unincorporated community in Susquehanna County, Pennsylvania, United States.  The community is located along Pennsylvania Route 29 9.5 mi south-southwest of Montrose.  Springville has a post office with ZIP code 18844, which opened on September 19, 1815.

Clayton Village, Mississippi: Clayton Village is an unincorporated community located near U.S. Route 82 in Oktibbeha County, Mississippi, near Starkville and approximately 4 mi south-southwest of Osborn.

Lunan, Angus: Lunan is a hamlet in Angus, Scotland, in the parish of the same name, 6 km south of Montrose.  The hamlet overlooks Lunan Bay, which is itself also a hamlet, at the mouth of the Lunan Water.  A 16th-century priest of Lunan church, which is in the hamlet of Lunan Bay, Walter Mill, was one of the last Scottish Protestant martyrs to be burned at St. Andrews.  The church itself was rebuilt in 1844.  The 15th-century Red Castle, so called from the red sandstone it is built from, is located 500 m to the south of the hamlet, on the south bank of the Lunan Water.

Lovejoy, California: Lovejoy (also, Lovejoys) is a former settlement in Plumas County, California.  It lay at an elevation of 5807 feet (1770 m).  Lovejoy is located 4 mi south-southwest of Mount Ingalls.  It still appeared on maps as of 1897.

Burncoose: Burncoose is a hamlet near Gwennap in west Cornwall, England; Burncoose lies on the A393 road, 4 mi south-east of Redruth.  It was first recorded in 1277 as Burncoys, an anglicized name from the Cornish "Broncoos", meaning "wood hill".

Supporting paragraphs: Lunan, Angus Red Castle, Angus
Answer: Lunan church