midnight
She began to wonder at this strange desertion , and have a vague consciousness that something was wrong between them . Still , how could this be ? Had not Harrington saved her life at the peril of his own ? Was not his face , full of agonized hope , bending over her when she awoke from the midnight of the deep ? Mabel gave a sudden start , and her eyes took an expression of alarm . What if he were ill ? What if the terrible exertions of that night had overpowered him , and all this was kept from her knowledge ?