Fan Shengmei's birthday surprise for Meng Yancheng at the Ecological Garden's glass dome, involving thousands of live butterflies including blue swallowtails, golden kites, and emerald wings. The event cost nearly a million yuan including rare butterflies and an insect lab. A golden butterfly landed in Fan Shengmei's hair during the kiss, which Meng Yancheng felt was like a wedding proposal.
