Mercury opposite Pluto (orb 2.8°) puts the two planets face to face, with visible back-and-forth or tension. The orb is tight enough to count in the main reading.
Here, Mercury in Aquarius in House 6 brings intellect, language, thought, and technique into House 6 (daily work, technique, and bodily discipline), with Aquarius style (independence, networks, distance, and collective change); Pluto in Leo in House 12 brings crisis, power, survival, and regeneration into House 12 (retreat, contemplation, long time, and possible confinement), with Leo style (presence, pride, creation, and the wish to be seen).
Concrete conflict: this aspect sets intellect opposite Pluto: speech, analysis, or information can conflict with secrecy, power, crisis, or control. Visible angle: Pluto near the Rising sign (orb 5.9°) touches an angle; this aspect is easier to notice through first impression, body language, reflexes, and entry style. The house conflict is between House 6 (daily work, technique, and bodily discipline) and House 12 (retreat, contemplation, long time, and possible confinement); pressure in one field tends to reactivate the other.