蓦然回首你在那头
[mò rán huí shŏu nĭ zài nèi tóu]
From classical Chinese poet Xin Qiji's poem: when one turns back suddenly, they see you are right there at the other end ('Mo Ran Hui Shou, Ni Zai Na Tou'). The name encapsulates an unexpected encounter or realization moment after long seeking.