He must either give the ring to Rosa, or he must take it back.

Once put into this narrowed way of action, it was curious that he began to consider Rosa's claims upon him more unselfishly than he had ever considered them before, and began to be less sure of himself than he had ever been in all his easy-going days.
'I will be guided by what she says, and by how we get on,' was his decision, walking from the gatehouse to the Nuns' House.

'Whatever comes of it, I will bear his words in mind, and try to be true to the living and the dead.' Rosa was dressed for walking.

She expected him.

It was a bright, frosty day, and Miss Twinkleton had already graciously sanctioned fresh air.
Thus they got out together before it became necessary for either Miss Twinkleton, or the deputy high-priest Mrs.Tisher, to lay even so much as one of those usual offerings on the shrine of Propriety.
'My dear Eddy,' said Rosa, when they had turned out of the High Street, and had got among the quiet walks in the neighbourhood of the Cathedral and the river: 'I want to say something very serious to you.