StoryLens: Preference-Aligned Story Rewriting via Context-Aware Narrative Enrichment

Hanwen Cui, Yuting Mei, Yuhang Fu, Dingyi Yang, Qin Jin


Abstract
Story rewriting aims to adapt existing narratives to diverse reader preferences while preserving plot consistency and narrative coherence. Unlike conventional work on style transfer, we argue that effective story rewriting demands context-aware narrative enrichment beyond surface-level stylistic adaptation. Our pilot human study shows that style adaptation alone provides only marginal gains in reader satisfaction (2.3%), while context-enhanced rewriting substantially improves user preference alignment (24.5%). Motivated by this, we introduce STORYLENSBENCH, a large-scale benchmark for preference-aligned story rewriting, comprising structured story books, multi-dimensional reader preference profiles, and ranked context-aware rewritten stories. Building on this benchmark, we propose STORYLENSEVAL, a reward model for estimating reader satisfaction over rewritten stories, and STORYLENSWRITER, a two-stage rewriting model combining supervised fine-tuning with GRPO-based reinforcement learning. We further establish a comprehensive evaluation framework covering fidelity, coherence, and reader satisfaction. Experimental results demonstrate that STORYLENSWRITER consistently outperforms strong generation and personalization baselines, highlighting the importance of context-aware narrative enrichment for personalized story rewriting.
Anthology ID:
2026.findings-emnlp.1781
Volume:
Findings of the Association for Computational Linguistics: EMNLP 2026
Month:
October
Year:
2026
Address:
Budapest, Hungary
Editors:
Hung-Yi Lee, Sunipa Dev, Jessy Li, Desmond Elliott
Venue:
Findings
SIG:
SIGDAT
Publisher:
Association for Computational Linguistics
Note:
Pages:
38082–38099
Language:
URL:
https://aclanthology.org/2026.findings-emnlp.1781/
DOI:
Bibkey:
Cite (ACL):
Hanwen Cui, Yuting Mei, Yuhang Fu, Dingyi Yang, and Qin Jin. 2026. StoryLens: Preference-Aligned Story Rewriting via Context-Aware Narrative Enrichment. In Findings of the Association for Computational Linguistics: EMNLP 2026, pages 38082–38099, Budapest, Hungary. Association for Computational Linguistics.
Cite (Informal):
StoryLens: Preference-Aligned Story Rewriting via Context-Aware Narrative Enrichment (Cui et al., Findings 2026)
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PDF:
https://aclanthology.org/2026.findings-emnlp.1781.pdf