CREATE TABLE table_28677 ("Alumni" TEXT, "Original season" TEXT, "Fresh Meat Partner" TEXT, "Age" FLOAT, "Hometown" TEXT, "Finish" TEXT)

What alumni were in rw: cancun as their original season?
SELECT "Alumni" FROM table_28677 WHERE "Original season" = 'RW: Cancun'
SELECT "Alumni" FROM "table_28677" WHERE "Original season" = 'RW: Cancun'