If Xie Wu is a cup of warm water - there is no if, because Gu Chen does not agree that he is a frog... Then start over
If Gu Chen is like an ice cube, then Xie Wu is like a cup of warm water, not the kind that boils frogs.
When Gu Chen grew from a small ice cube to a big ice cube, Xie Wu was still a glass of warm water - the kind that can always melt ice cubes.
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