Data Source Spreadsheet = "https://docs.google.com/spreadsheets/d/1weqJpRcou0QWpekYg-eqBXUupqSoVC5w4Tc04sFTgWs/edit?usp=sharing"
Data Destination Spreadsheet == "https://docs.google.com/spreadsheets/d/10Wa76S-slzmtCCePDChMJrLJYaAzA6H_NlpnJKWIfNU/edit?usp=sharing"
function onEdit(e){
if(e.range.columnStart != 28 || e.value != "TRUE") return;
var sh = SpreadsheetApp.getActiveSpreadsheet();
var source = sh.getSheetByName("Sheet1");
var dest = SpreadsheetApp.openByUrl('https://docs.google.com/spreadsheets/d/10Wa76S-slzmtCCePDChMJrLJYaAzA6H_NlpnJKWIfNU/edit').getSheetByName("Completed");
dest.activate().getRange(dest.getLastRow()+1,1,1,25).setValues(source.getRange(e.range.rowStart,1,1,25).getValues());
source.deleteRow(e.range.rowStart);
}