White Love Story (1995)

Original title: 最高の片想い

A tale of one-sided love. Kurumi works in a travel agency; she falls in love with Kousuke after an accidental meeting on a train. Kousuke is a skiing ace; he is still in love with Noriko, a classmate from college. Noriko is trapped by her hopeless love for a married man. Kurumi follows Kousuke and his friends on a skiing trip to snowy Hokkaido. What can unravel this tangled web of one-sided love? -- Fuji Creative (Source: DramaWiki)