1. Ogilvy may owe a huge debt. In order to avoid debt, he chose to run away.

2. Omega may be involved in something beyond his control. In order to get rid of these problems, he chose to escape.

3. Omega may have been threatened or intimidated. In order to protect himself, he chose to escape.

4. Ou Kaige may feel confused and confused about life. In order to find himself, he chose to escape.

These are the possible reasons why Ou Kaige ran away. I hope it helps you.