峰回路转

1. • the mountain road twists around each new peak (idiom)
2. • twisting and turning

     of a mountain road

3. • fig. an opportunity has come unexpectedly
4. • things have taken a new turn

Character by character

• 峰(fēng)high and tapered peak or summit
• 回(huí)go back
• 路(lù)road
• 转(zhuǎn)turn