My wife's attitude suddenly turned cold after attending her high school reunion, and I can't help but worry that she's hiding something. She's been keeping more distance than before, and our conversations have become shorter. There might be a secret she's concealing. Out of concern as her husband and a desire to understand her true feelings, I'll stay close to her and keep trying to draw out her honest thoughts. The suspicion that she's hiding something arises naturally from her behavior. This will be a crucial step toward rebuilding our relationship and restoring trust.