This has nothing to do with being sentimental, okay? She certainly does not want her sister to have any more accidents.
Qingxue had once jumped off a building for him, accepting him as her brother-in-law would surely be a very long process, at least she needs to give Qingxue time to prepare.
She must gradually reveal the details to Qingxue, allowing her to understand bit by bit, and to give up on Gong Beiyao completely.
Only when she is absolutely certain that making her relationship with Gong Beiyao public won't cause Qingxue any more fatal harm, would she consider the issue of going public properly.
Right now, she can't hurt Qingxue just because of Gong Beiyao's whim.
However, at this moment, looking into Gong Beiyao's serious eyes, Sheng Qianxia suddenly felt a bit lost.
She turned her head to look at the sky, nervously clutching her hands, and said, "But... but we don't have an emotional foundation..."