Can you find the hidden mirage?

SELECT * FROM gallery2 WHERE topic_id="391418" UNION SELECT * FROM gallery2 WHERE topic_id="1356481" UNION SELECT * FROM gallery2 WHERE topic_id="1424094" UNION SELECT * FROM gallery2 WHERE topic_id="716877" UNION SELECT * FROM gallery2 WHERE topic_id="623696" UNION SELECT * FROM gallery2 WHERE topic_id="279340" UNION SELECT * FROM gallery2 WHERE topic_id="424077" UNION SELECT * FROM gallery2 WHERE topic_id="1001174" UNION SELECT * FROM gallery2 WHERE topic_id="1158678" UNION SELECT * FROM gallery2 WHERE topic_id="1179867" UNION SELECT * FROM gallery2 WHERE topic_id="241954" UNION SELECT * FROM gallery2 WHERE topic_id="1309392" UNION SELECT * FROM gallery2 WHERE topic_id="1233016" UNION SELECT * FROM gallery2 WHERE topic_id="610075" UNION SELECT * FROM gallery2 WHERE topic_id="75814" UNION SELECT * FROM gallery2 WHERE topic_id="908051"