two o'clock
She had not received her letter on Sunday . That had not very much disquieted her , though she was disappointed . On Monday she was miserable because of Siegmund 's silence , but there was so much of enchantment in Tintagel , and Olive and Louisa were in such high spirits , that she forgot most whiles . On Monday night , towards two o'clock , there came a violent storm of thunder and lightning . Louisa started up in bed at the first clap , waking Helena . The room palpitated with white light for two seconds ; the mirror on the dressing-table glared supernaturally . Louisa clutched her friend .