The 17-year-old disappeared while walking home from her sister’s apartment; and investigators believe she did not vanish voluntarily. — It’s an early Sunday morning in Bethel, Alaska, where 17-year-old Stella Evon is having fun at a friend’s residence, which was anything but irregular. Bethel was her hometown, and she had created several lifelong bonds throughout her short life. “Stella was a very fun person, she was always laughing, she…