Venus opposite Neptune (orb 1.8°) puts the two planets face to face, with visible back-and-forth or tension. The orb is very tight; this describes a stable character pattern more than a passing reaction.
Here, Venus in Aries in House 7 brings desire, taste, relationship, and attraction into House 7 (relationship, confrontation, and the mirror of others), with Aries style (initiative, speed, confrontation, and direct action); Neptune in Libra in House 1 brings imagination, image, popularity, collective moods, and inspiration into House 1 (presence, body, and the way experience is entered), with Libra style (relationship, balance, negotiation, and sense of form).
Concrete conflict: this aspect sets Venus against Neptune: pleasure, love, or self-worth can conflict with idealization, public image, vagueness, or projection. Visible angle: Venus near the Descendant (orb 5.4°) and Neptune near the Rising sign (orb 3.6°) touch angles; this aspect is easier to notice through direct relationships, partners, opponents, and the way others are met; also through first impression, body language, reflexes, and entry style. The house conflict is between House 7 (relationship, confrontation, and the mirror of others) and House 1 (presence, body, and the way experience is entered); pressure in one field tends to reactivate the other.