C394 What's the use of this girl

"Princess, there's no need to be discouraged. This old servant has thought of a way."

Liu Feibao's eyes shone brightly as he stared at the red bell under the shine of Cang Yue's light.

"Speak, speak. What can you do about it? "

Ninth Princess Cang Liu?er asked anxiously.

"This method is very simple. Shouldn't we freeze that bell in cold? "

Liu Feibao said.

"Yeah.

I'm so stupid