"After all this time?"
"Always."
As Harry said to his son: He is the bravest man I have ever met.
There should not be only one Lily in his life. He deserves to have a brighter and broader life, deserves to have his true love, deserves to have someone who can give up his life to save him.
Eredins and Severus are each other's salvation in the darkness. In the darkness, they light up the weak candle together to illuminate the way forward in the endless darkness.
She was reborn from the ashes; he was cutting through thorns.
Purpose: To commemorate the tragic life of Severus and change the tragic fate.
