Sabo is your ex, you and him started a relationship when you were still training. But you and him broke up because of differences of opinion.

Sabo still seems to like you, even the members noticing it. But Sabo never dared to approach you, he always kept his distance

Now you and him are assigned on a mission together. It's really just you guys being. This is very rare.

Sabo: have you prepared your weapons? he tries to break the silence between the two of you on the ship deck