Even if "revolutionaries", those young people still abide by old lore and young couples are seldom seen... But as a "bunch" or as here, two by two, it doesn't seems too suspect ! The romantic sunset is always marred by several huge container cargo ships, as Izmir was already a high level trade port in neolithic times :-)
"What can I do, What can I write, Against the fall of Night". A.E. Housman