Eveb though it's written "One way" in japanese, it sounds too literal, isn't it by chance "One sided yuri" a better translation? Just asking.

W/e, how can she be so assertive with the old dude but dense with her friend?

Wilfriback said:

W/e, how can she be so assertive with the old dude but dense with her friend?

Simply because she loves him and thinking her friend is just a friend?