Thanks for the case study and may the victim rest in peace.
Analysis: fake child-follower chat (EG is strongest overall with IW at hour, take EG as useful god and should be a good child-follower chart 【滴天髓:一出门来只见儿,吾儿成气构门闾:从儿不论身强弱,只要吾儿又见儿】, however, there's an IR at month against the EG, surrounded by EG, DM, extremely weak and prone to be a vulnerability, but since there's no root for 丁, it (丁) can still adapt itself to the surrounding (五阴从势无情意), so this chart can be treated as a fake follower formation. Branches are volatile as 2 酉 fight for 1 丑,丑shake and crash 未.
甲午 luck, comes a root for 丁fire, 甲combine己then transform to earth, 午未combine but the relationship is unstable and unable to transform to fire due to natal chart formation, so it's rather 午 generating 未, and inevitably, overcoming 2 earth and 2 gold.
己亥year, 亥breaks the 午, 己strengthen the 甲己 earth combination, and incident happens in 癸酉month. all against the 午 and 丁 IR, consumed the fortune (印耗福薄,Resource consumed fortune exhausted).