hardest in the snowWondering which way to go
a metaphor used to tell us that searching in the snow is hard because you wont know where to go and will be lost. this applies to the persona in the sense that as time goes by, he wont know what to do after the "you" person leaves. using the metaphor of lost in snow to tell us that he will be lost and will not know where to go. the sentence "wondering which way to go." tells us that the journey will not be easy and instead will be hard to go through, at the same time there is also a sense of uncertainty telling us that the persona is lost as well.