三千世界不负今生有生之年誓死娇宠
[sān qiān shì jiè bù fù jīn shēng yŏu shēng zhī nián shì sĭ jiāo chŏng]
Literally meaning ‘in this lifetime in all three thousand worlds I will dedicate myself to pampering,’ this user name reflects dedication and unconditional indulgence towards a loved one throughout one's life, suggesting deep commitment.