若你是海我愿溺海身亡若你是病我愿不治身亡
[ruò nĭ shì hăi wŏ yuàn nì hăi shēn wáng ruò nĭ shì bìng wŏ yuàn bù zhì shēn wáng]
This username is a poetic expression of extreme and unwavering love. 'If you are the sea, I wish to drown in it; if you are my disease, I wish never to recover.' It reflects that the person would choose to embrace their love fully without any regrets, no matter how fatal it might be.