Is his/her best-friend of this sex that is opposite. A pal or even a Foe?

Is his/her best-friend of this sex that is opposite. A pal or even a Foe? Which means that your part­ner features a best-friend of this op­po­site sex. Dis­cov­er the facts as to what is ac­cept­able if your spe­cial some­one has a su­per friend that is close enables you to ques­tion their re­al mo­tive(s). Exactly what